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Conserved domains on  [gi|574608904|gb|AHG50502|]
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cytochrome c oxidase subunit I, partial (mitochondrion) [Vollenhovia emeryi]

Protein Classification

heme-copper oxidase family protein( domain architecture ID 14)

heme-copper oxidase family protein may catalyze the transfer of electrons from an electron donor onto molecular oxygen

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
Heme_Cu_Oxidase_I super family cl00275
Heme-copper oxidase subunit I. Heme-copper oxidases are transmembrane protein complexes in ...
1-412 0e+00

Heme-copper oxidase subunit I. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which catalyze the reduction of O2 and simultaneously pump protons across the membrane. The superfamily is diverse in terms of electron donors, subunit composition, and heme types. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria. Membership in the superfamily is defined by subunit I, which contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme and a copper ion. It also contains a low-spin heme, believed to participate in the transfer of electrons to the binuclear center. Only subunit I is common to the entire superfamily. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from the electron donor on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I of cytochrome c oxidase (CcO) and ubiquinol oxidase. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electron transfer occurs in two segments: from the electron donor to the low-spin heme, and from the low-spin heme to the binuclear center. The first segment can be a multi-step process and varies among the different families, while the second segment, a direct transfer, is consistent throughout the superfamily.


The actual alignment was detected with superfamily member MTH00153:

Pssm-ID: 469701  Cd Length: 511  Bit Score: 695.08  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00153  98 MSFWLLPPSLTLLLSSSMVESGAGTGWTVYPPLSSNIAHSGASVDLAIFSLHLAGISSILGAINFITTIINMRSKGMTLD 177
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00153 178 RMPLFVWSVLITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIIS 257
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00153 258 QESGKKETFGTLGMIYAMLAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAVPTGIKIFSWLATLHGSQINYSPSLL 337
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00153 338 WALGFVFLFTIGGLTGVVLANSSIDIILHDTYYVVAHFHYVLSMGAVFAIMGGFIHWFPLFTGLTMNPKWLKIQFFIMFI 417
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00153 418 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTSWNVISSIGSTISLISILFFIFIIWESMISKRPVLFSLNLSSSIEWLQNLP 497
                        410
                 ....*....|..
gi 574608904 401 PLNHSYNEIPAI 412
Cdd:MTH00153 498 PAEHSYSELPLL 509
 
Name Accession Description Interval E-value
COX1 MTH00153
cytochrome c oxidase subunit I; Provisional
1-412 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177210  Cd Length: 511  Bit Score: 695.08  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00153  98 MSFWLLPPSLTLLLSSSMVESGAGTGWTVYPPLSSNIAHSGASVDLAIFSLHLAGISSILGAINFITTIINMRSKGMTLD 177
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00153 178 RMPLFVWSVLITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIIS 257
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00153 258 QESGKKETFGTLGMIYAMLAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAVPTGIKIFSWLATLHGSQINYSPSLL 337
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00153 338 WALGFVFLFTIGGLTGVVLANSSIDIILHDTYYVVAHFHYVLSMGAVFAIMGGFIHWFPLFTGLTMNPKWLKIQFFIMFI 417
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00153 418 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTSWNVISSIGSTISLISILFFIFIIWESMISKRPVLFSLNLSSSIEWLQNLP 497
                        410
                 ....*....|..
gi 574608904 401 PLNHSYNEIPAI 412
Cdd:MTH00153 498 PAEHSYSELPLL 509
Cyt_c_Oxidase_I cd01663
Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
1-396 0e+00

Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, may play a role in assembly or oxygen delivery to the active site. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit I contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme (heme a3) and a copper ion (CuB). It also contains a low-spin heme (heme a), believed to participate in the transfer of electrons to the binuclear center. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from cytochrome c on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electrons are transferred from cytochrome c (the electron donor) to heme a via the CuA binuclear site in subunit II, and directly from heme a to the binuclear center.


Pssm-ID: 238833  Cd Length: 488  Bit Score: 629.13  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:cd01663   91 LSFWLLPPSLLLLLLSALVEGGAGTGWTVYPPLSSILAHSGPSVDLAIFSLHLAGISSILGAINFITTIFNMRAPGMTLE 170
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:cd01663  171 KMPLFVWSVLITAFLLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISHIIS 250
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:cd01663  251 TFSGKKPVFGYLGMVYAMLSIGILGFIVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKVFSWLATMWGGSIKFETPML 330
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:cd01663  331 WALGFIFLFTIGGLTGVVLANSSLDIALHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFPKITGLSYNETLGKIHFWLMFI 410
                        330       340       350       360       370       380       390
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*..
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKII-NMFFLNSSLEWQ 396
Cdd:cd01663  411 GVNLTFFPQHFLGLAGMPRRYPDYPDAYAGWNMISSIGSLISFVSVLLFLFIVWESFVSGRKVIfNVGEGSTSLEWT 487
CtaD_CoxA TIGR02891
cytochrome c oxidase, subunit I; This large family represents subunit I's (CtaD, CoxA, CaaA) ...
2-406 2.18e-137

cytochrome c oxidase, subunit I; This large family represents subunit I's (CtaD, CoxA, CaaA) of cytochrome c oxidases of bacterial origin. Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits I-III form the functional core of the enzyme complex. Subunit I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit II and heme a of subunit I to the bimetallic center formed by heme a3 and copper B. This cytochrome c oxidase shows proton pump activity across the membrane in addition to the electron transfer. In the bacilli an apparent split (paralogism) has created a sister clade (TIGR02882) encoding subunits (QoxA) of the aa3-type quinone oxidase complex which reacts directly with quinones, bypassing the interaction with soluble cytochrome c. This model attempts to exclude these sequences, placing them between the trusted and noise cutoffs. These families, as well as archaeal and eukaryotic cytochrome c subunit I's are included within the superfamily model, pfam00115. [Energy metabolism, Electron transport]


Pssm-ID: 213748  Cd Length: 499  Bit Score: 402.37  E-value: 2.18e-137
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904    2 SFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLDK 81
Cdd:TIGR02891  94 SYWLYLFGGLLLLASFFTGGAPDTGWTMYPPLSSTSGSPGVGVDLWLLGLHLLGISSILGAVNFIVTILNMRAPGMTLMR 173
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   82 LTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIMS 161
Cdd:TIGR02891 174 MPLFVWGILVTSILILLAFPVLIAALILLLLDRLFGTHFFDPARGGDPLLWQHLFWFFGHPEVYIIFLPAFGIISEILPT 253
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  162 ESGKKeTFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLWW 241
Cdd:TIGR02891 254 FARKP-IFGYRAMVYATVAIGFLSFGVWAHHMFTTGMPPLALAFFSAATMLIAVPTGVKVFNWIATLWGGSIRFTTPMLF 332
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  242 SMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFIG 321
Cdd:TIGR02891 333 ALGFIFLFVIGGLTGVMLASVPLDWQLHDTYFVVAHFHYVLVGGSVFAIFAAIYYWFPKVTGRMYNERLGRWHFWLTFVG 412
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  322 VNLTFFPQHFLGLSGMPRRYSDYPD--TFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSY 399
Cdd:TIGR02891 413 FNLTFFPMHLLGLLGMPRRYYTYPPqmGFATLNLISTIGAFILAAGFLVFLWNLIWSLRKGPKAGANPWGATTLEWTTSS 492

                  ....*..
gi 574608904  400 PPLNHSY 406
Cdd:TIGR02891 493 PPPAHNF 499
CyoB COG0843
Heme/copper-type cytochrome/quinol oxidase, subunit 1 [Energy production and conversion];
2-412 9.98e-137

Heme/copper-type cytochrome/quinol oxidase, subunit 1 [Energy production and conversion];


Pssm-ID: 440605  Cd Length: 535  Bit Score: 401.81  E-value: 9.98e-137
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   2 SFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLDK 81
Cdd:COG0843  103 SFWLYLFGGLLLLISLFVGGAADVGWTFYPPLSGLEASPGVGVDLWLLGLALFGVGSILGGVNFIVTILKMRAPGMTLMR 182
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  82 LTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIMS 161
Cdd:COG0843  183 MPLFTWAALVTSILILLAFPVLAAALLLLLLDRSLGTHFFDPAGGGDPLLWQHLFWFFGHPEVYILILPAFGIVSEIIPT 262
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 162 ESGKKeTFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLWW 241
Cdd:COG0843  263 FSRKP-LFGYKAMVLATVAIAFLSFLVWAHHMFTPGISPLVKAFFSIATMLIAVPTGVKVFNWIATMWRGRIRFTTPMLF 341
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 242 SMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFIG 321
Cdd:COG0843  342 ALGFIILFVIGGLTGVMLASVPLDYQVHDTYFVVAHFHYVLIGGVVFAFFAGLYYWFPKMTGRMLNERLGKIHFWLWFIG 421
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 322 VNLTFFPQHFLGLSGMPRRYSDYP--DTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSY 399
Cdd:COG0843  422 FNLTFFPMHILGLLGMPRRYATYPpePGWQPLNLISTIGAFILAVGFLLFLINLVVSLRKGPKAGGNPWGARTLEWATPS 501
                        410
                 ....*....|...
gi 574608904 400 PPLNHSYNEIPAI 412
Cdd:COG0843  502 PPPLYNFASIPVV 514
COX1 pfam00115
Cytochrome C and Quinol oxidase polypeptide I; Cytochrome c oxidase (E.C:7.1.1.9) is a key ...
22-343 1.11e-91

Cytochrome C and Quinol oxidase polypeptide I; Cytochrome c oxidase (E.C:7.1.1.9) is a key enzyme in aerobic metabolism. Proton pumping haem-copper oxidases represent the terminal, energy-transfer enzymes of respiratory chains in prokaryotes and eukaryotes. The CuB-haem a3 (or haem o) binuclear centre, associated with the largest subunit I of cytochrome c and ubiquinol oxidases (E.C:1.10.3.11), is directly involved in the coupling between dioxygen reduction and proton pumping. Some terminal oxidases generate a transmembrane proton gradient across the plasma membrane (prokaryotes) or the mitochondrial inner membrane (eukaryotes). The enzyme complex consists of 3-4 subunits (prokaryotes) up to 13 polypeptides (mammals) of which only the catalytic subunit (equivalent to mammalian subunit I (COXI) is found in all haem-copper respiratory oxidases. The presence of a bimetallic centre (formed by a high-spin haem and copper B) as well as a low-spin haem, both ligated to six conserved histidine residues near the outer side of four transmembrane spans within CO I is common to all family members.


Pssm-ID: 459678  Cd Length: 432  Bit Score: 282.92  E-value: 1.11e-91
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   22 GVGTGWTIYPPLasnifhsgPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLdKLTLLIWSIFITAILLLLSLP 101
Cdd:pfam00115 104 GATTGWTEYPPL--------VGVDLWYIGLLLAGVSSLLGAINFIVTILKRRAPGMTL-RMPLFVWAILATAILILLAFP 174
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  102 VLAGAITMLLTDRNLNTsffdpsGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIMSESGKKeTFGSLGMIYAMIAI 181
Cdd:pfam00115 175 VLAAALLLLLLDRSLGA------GGGDPLLDQHLFWWFGHPEVYILILPAFGIIYYILPKFAGRP-LFGYKLSVLAFWLI 247
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  182 GFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYN-PTLWWSMGFIFLFTMGGLTGIMLS 260
Cdd:pfam00115 248 AFLGFLVWAHHLFTTGLPPWLQALFSVFSMLIAVPSGVKVFNWLATLWGGWIRFRtTPMLFFLGFAFLFIIGGLTGVMLA 327
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  261 NSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFIGVNLTFFPQHFLGLSGMPRR 340
Cdd:pfam00115 328 LPPVNYYVHDTYFVVAHFHYVLFGGVVFALFGGIYYWLPKLTGRMYSEKLGKLHFWLLFIGFNLTFFPMHILGLLGMPRR 407

                  ...
gi 574608904  341 YSD 343
Cdd:pfam00115 408 YAP 410
 
Name Accession Description Interval E-value
COX1 MTH00153
cytochrome c oxidase subunit I; Provisional
1-412 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177210  Cd Length: 511  Bit Score: 695.08  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00153  98 MSFWLLPPSLTLLLSSSMVESGAGTGWTVYPPLSSNIAHSGASVDLAIFSLHLAGISSILGAINFITTIINMRSKGMTLD 177
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00153 178 RMPLFVWSVLITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIIS 257
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00153 258 QESGKKETFGTLGMIYAMLAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAVPTGIKIFSWLATLHGSQINYSPSLL 337
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00153 338 WALGFVFLFTIGGLTGVVLANSSIDIILHDTYYVVAHFHYVLSMGAVFAIMGGFIHWFPLFTGLTMNPKWLKIQFFIMFI 417
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00153 418 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTSWNVISSIGSTISLISILFFIFIIWESMISKRPVLFSLNLSSSIEWLQNLP 497
                        410
                 ....*....|..
gi 574608904 401 PLNHSYNEIPAI 412
Cdd:MTH00153 498 PAEHSYSELPLL 509
Cyt_c_Oxidase_I cd01663
Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
1-396 0e+00

Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, may play a role in assembly or oxygen delivery to the active site. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit I contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme (heme a3) and a copper ion (CuB). It also contains a low-spin heme (heme a), believed to participate in the transfer of electrons to the binuclear center. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from cytochrome c on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electrons are transferred from cytochrome c (the electron donor) to heme a via the CuA binuclear site in subunit II, and directly from heme a to the binuclear center.


Pssm-ID: 238833  Cd Length: 488  Bit Score: 629.13  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:cd01663   91 LSFWLLPPSLLLLLLSALVEGGAGTGWTVYPPLSSILAHSGPSVDLAIFSLHLAGISSILGAINFITTIFNMRAPGMTLE 170
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:cd01663  171 KMPLFVWSVLITAFLLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISHIIS 250
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:cd01663  251 TFSGKKPVFGYLGMVYAMLSIGILGFIVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKVFSWLATMWGGSIKFETPML 330
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:cd01663  331 WALGFIFLFTIGGLTGVVLANSSLDIALHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFPKITGLSYNETLGKIHFWLMFI 410
                        330       340       350       360       370       380       390
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*..
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKII-NMFFLNSSLEWQ 396
Cdd:cd01663  411 GVNLTFFPQHFLGLAGMPRRYPDYPDAYAGWNMISSIGSLISFVSVLLFLFIVWESFVSGRKVIfNVGEGSTSLEWT 487
COX1 MTH00167
cytochrome c oxidase subunit I; Provisional
1-412 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177222  Cd Length: 512  Bit Score: 602.44  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00167 100 MSFWLLPPSLLLLLASSGVEAGAGTGWTVYPPLAGNLAHAGASVDLAIFSLHLAGVSSILGSINFITTIINMKPPGITQY 179
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00167 180 QTPLFVWSILVTTILLLLSLPVLAAAITMLLTDRNLNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIVV 259
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00167 260 YYSGKKEPFGYMGMVWAMMAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAVPTGIKVFSWLATLHGGKIKWETPML 339
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00167 340 WALGFIFLFTVGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMAGFTHWFPLFTGLTLNETWTKIHFFVMFI 419
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00167 420 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTLWNVVSSIGSLISLVAVILFLFIIWEAFSSKRKLLPVELTSTNVEWLHGCP 499
                        410
                 ....*....|..
gi 574608904 401 PLNHSYNEIPAI 412
Cdd:MTH00167 500 PPHHTWEEPPFV 511
COX1 MTH00116
cytochrome c oxidase subunit I; Provisional
1-412 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177177  Cd Length: 515  Bit Score: 595.92  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00116 100 MSFWLLPPSFLLLLASSTVEAGAGTGWTVYPPLAGNLAHAGASVDLAIFSLHLAGVSSILGAINFITTCINMKPPAMSQY 179
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00116 180 QTPLFVWSVLITAVLLLLSLPVLAAGITMLLTDRNLNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISHIVT 259
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00116 260 YYAGKKEPFGYMGMVWAMLSIGFLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAIPTGIKVFSWLATLHGGTIKWDPPML 339
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00116 340 WALGFIFLFTIGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMAGFTHWFPLFTGYTLHQTWTKAQFGVMFT 419
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00116 420 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTLWNTISSIGSLISMTAVIMLMFIIWEAFSSKRKVLQPELTTTNIEWIHGCP 499
                        410
                 ....*....|..
gi 574608904 401 PLNHSYNEIPAI 412
Cdd:MTH00116 500 PPYHTFEEPAFV 511
COX1 MTH00223
cytochrome c oxidase subunit I; Provisional
1-412 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177260  Cd Length: 512  Bit Score: 590.03  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00223  97 MSFWLLPPSLYLLLSSSAVESGVGTGWTVYPPLSSNLAHAGPSVDLAIFSLHLAGVSSILGAINFITTIINMRSPGMQLE 176
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00223 177 RLPLFVWSVKVTAFLLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIVS 256
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00223 257 HYSSKKEVFGTLGMIYAMLSIGVLGFIVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKVFSWLATIYGSKIKYEAPML 336
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00223 337 WALGFIFLFTVGGLTGIILSNSSLDIMLHDTYYVVAHFHYVLSMGAVFALFAGFNHWFPLFTGVTLHRRWAKAHFFLMFL 416
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00223 417 GVNLTFFPQHFLGLAGMPRRYSDYPDCYTKWNQVSSFGSMISFVSVLFFMFIVWEAFVSQRSVVWSGHLSTSLEWDNLLP 496
                        410
                 ....*....|..
gi 574608904 401 PLNHSYNEIPAI 412
Cdd:MTH00223 497 ADFHNNSETGAL 508
COX1 MTH00142
cytochrome c oxidase subunit I; Provisional
1-412 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 214431  Cd Length: 511  Bit Score: 581.30  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00142  98 MSFWLLPPALLLLLSSAAVESGAGTGWTVYPPLSSNLAHSGGSVDLAIFSLHLAGVSSILGAINFITTVINMRAGGMKFE 177
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00142 178 RVPLFVWSVKITAILLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIIN 257
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00142 258 HYSGKKEVFGTLGMIYAMLSIGLLGFIVWAHHMFTVGMDVDTRAYFTAATMVIAVPTGIKVFSWLATLHGSKVKYEPPML 337
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00142 338 WALGFIFLFTVGGLTGIVLANSSLDVVLHDTYYVVAHFHYVLSMGAVFALFAGFIHWFPLFTGLTLNPRWLKAHFYTMFI 417
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00142 418 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTTWNVVSSLGSMISFIAVLMFVFIVWESFVSQRLVMWSSHLSTSLEWSHRLP 497
                        410
                 ....*....|..
gi 574608904 401 PLNHSYNEIPAI 412
Cdd:MTH00142 498 PDFHTYDELPIL 509
COX1 MTH00007
cytochrome c oxidase subunit I; Validated
1-408 0e+00

cytochrome c oxidase subunit I; Validated


Pssm-ID: 133649  Cd Length: 511  Bit Score: 532.56  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00007  97 MSFWLLPPALILLVSSAAVEKGVGTGWTVYPPLASNLAHAGPSVDLAIFSLHLAGVSSILGAINFITTVINMRWKGLRLE 176
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00007 177 RIPLFVWAVVITVVLLLLSLPVLAGAITMLLTDRNLNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGAISHIVT 256
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00007 257 HYAGKLEPFGTLGMIYAMLGIGVLGFIVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKVFSWLATIHGSPIKYETPML 336
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00007 337 WALGFIFLFTTGGLTGIVLSNSSLDIILHDTYYVVAHFHYVLSMGAVFAIFAAFNHWFPLFTGLTLHDRWAKAHFFLMFL 416
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00007 417 GVNLTFFPQHFLGLSGMPRRYSDYPDAYTKWNVVSSFGSMLSFVALLLFIFILWEAFSAQRGVIASPHMSSSLEWQDTLP 496

                 ....*...
gi 574608904 401 PLNHSYNE 408
Cdd:MTH00007 497 LDFHNLPE 504
COX1 MTH00103
cytochrome c oxidase subunit I; Validated
1-408 0e+00

cytochrome c oxidase subunit I; Validated


Pssm-ID: 177165  Cd Length: 513  Bit Score: 528.68  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00103 100 MSFWLLPPSFLLLLASSMVEAGAGTGWTVYPPLAGNLAHAGASVDLTIFSLHLAGVSSILGAINFITTIINMKPPAMSQY 179
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00103 180 QTPLFVWSVLITAVLLLLSLPVLAAGITMLLTDRNLNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIVT 259
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00103 260 YYSGKKEPFGYMGMVWAMMSIGFLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAIPTGVKVFSWLATLHGGNIKWSPAML 339
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00103 340 WALGFIFLFTVGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMGGFVHWFPLFSGYTLNDTWAKIHFTIMFV 419
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00103 420 GVNMTFFPQHFLGLSGMPRRYSDYPDAYTTWNTVSSMGSFISLTAVMLMIFMIWEAFASKREVLTVELTTTNLEWLHGCP 499

                 ....*...
gi 574608904 401 PLNHSYNE 408
Cdd:MTH00103 500 PPYHTFEE 507
COX1 MTH00037
cytochrome c oxidase subunit I; Provisional
1-410 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177112  Cd Length: 517  Bit Score: 526.71  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00037 100 MSFWLIPPSFLLLLASAGVESGAGTGWTIYPPLSSNIAHAGGSVDLAIFSLHLAGASSILASINFITTIINMRTPGMTFD 179
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00037 180 RLPLFVWSVFITAFLLLLSLPVLAGAITMLLTDRNINTTFFDPAGGGDPILFQHLFWFFGHPEVYILILPGFGMISHVIA 259
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00037 260 HYSGKQEPFGYLGMVYAMIAIGILGFLVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKVFSWMATLQGSNLRWETPLL 339
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00037 340 WALGFVFLFTIGGLTGIVLANSSIDVVLHDTYYVVAHFHYVLSMGAVFAIFAGFTHWFPLFSGVSLHPLWSKVHFFLMFI 419
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQ-NSY 399
Cdd:MTH00037 420 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTLWNTVSSIGSTISLVATLFFLFLIWEAFASQREVISPEFSSSSLEWQySSF 499
                        410
                 ....*....|.
gi 574608904 400 PPLNHSYNEIP 410
Cdd:MTH00037 500 PPSHHTFDETP 510
COX1 MTH00183
cytochrome c oxidase subunit I; Provisional
1-408 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177234  Cd Length: 516  Bit Score: 519.87  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00183 100 MSFWLLPPSFLLLLASSGVEAGAGTGWTVYPPLAGNLAHAGASVDLTIFSLHLAGVSSILGAINFITTIINMKPPAISQY 179
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00183 180 QTPLFVWAVLITAVLLLLSLPVLAAGITMLLTDRNLNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIVA 259
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00183 260 YYSGKKEPFGYMGMVWAMMAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAIPTGVKVFSWLATLHGGSIKWETPLL 339
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00183 340 WALGFIFLFTVGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMAAFVHWFPLFSGYTLHSTWTKIHFGVMFV 419
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00183 420 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTLWNTVSSIGSLISLVAVIMFLFILWEAFAAKREVLSVELTSTNVEWLHGCP 499

                 ....*...
gi 574608904 401 PLNHSYNE 408
Cdd:MTH00183 500 PPYHTFEE 507
COX1 MTH00077
cytochrome c oxidase subunit I; Provisional
1-408 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 214419  Cd Length: 514  Bit Score: 516.80  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00077 100 MSFWLLPPSFLLLLASSGVEAGAGTGWTVYPPLAGNLAHAGASVDLTIFSLHLAGVSSILGAINFITTSINMKPPSMSQY 179
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00077 180 QTPLFVWSVLITAVLLLLSLPVLAAGITMLLTDRNLNTTFFDPAGGGDPVLYQHLFWFFGHPEVYILILPGFGMISHIVT 259
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00077 260 YYSAKKEPFGYMGMVWAMMSIGLLGFIVWAHHMFTVDLNVDTRAYFTSATMIIAIPTGVKVFSWLATMHGGAIKWDAAML 339
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00077 340 WALGFIFLFTVGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMGGFVHWFPLFSGYTLHSTWSKIHFGVMFI 419
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00077 420 GVNLTFFPQHFLGLAGMPRRYSDYPDAYTLWNTVSSIGSLISLVAVIMMMFIIWEAFSSKREVLTTELTSTNIEWLHGCP 499

                 ....*...
gi 574608904 401 PLNHSYNE 408
Cdd:MTH00077 500 PPYHTFEE 507
COX1 MTH00079
cytochrome c oxidase subunit I; Provisional
1-408 1.59e-174

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177148  Cd Length: 508  Bit Score: 497.28  E-value: 1.59e-174
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLaSNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00079 101 LSFWLLPTSLFLILDSCFVDMGPGTSWTVYPPL-STLGHPGSSVDLAIFSLHCAGISSILGGINFMVTTKNLRSSSISLE 179
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00079 180 HMSLFVWTVFVTVFLLVLSLPVLAGAITMLLTDRNLNTSFFDPSTGGNPLLYQHLFWFFGHPEVYILILPAFGIISQSTL 259
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00079 260 YLTGKKEVFGSLGMVYAILSIGLIGCVVWAHHMYTVGMDLDSRAYFTAATMVIAVPTGVKVFSWLATLFGMKMKFQPLLL 339
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00079 340 WVLGFIFLFTIGGLTGVILSNSSLDIILHDTYYVVSHFHYVLSLGAVFGIFTGISLWWPFMTGIVYDKLMMSAVFFLMFV 419
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSYP 400
Cdd:MTH00079 420 GVNLTFFPLHFAGLHGMPRKYLDYPDVYSVWNVISSYGSMISVFALFLFIYVLLESFFSYRLVLHDNYINSSPEYSLSSY 499

                 ....*...
gi 574608904 401 PLNHSYNE 408
Cdd:MTH00079 500 VFGHSYQS 507
COX1 MTH00182
cytochrome c oxidase subunit I; Provisional
1-412 1.47e-169

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 214451  Cd Length: 525  Bit Score: 485.10  E-value: 1.47e-169
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00182 102 ISFWLLPPALILLLGSAFVEQGAGTGWTVYPPLSSIQAHSGGAVDMAIFSLHLAGVSSILGAINFITTIFNMRAPGVTFN 181
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00182 182 RLPLFVWSILITAFLLLLSLPVLAGAITMLLTDRNFNTTFFDPAGGGDPILFQHLFWFFGHPEVYILILPGFGMISQIIP 261
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00182 262 TFVAKKQIFGYLGMVYAMLSIGILGFIVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKVFSWLATIYGGTLRLDTPML 341
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00182 342 WAMGFVFLFTLGGLTGVVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIFGGFYYWFGKITGYCYNELYGKIHFWLMFI 421
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKII----NMFFLNSSLEWQ 396
Cdd:MTH00182 422 GVNLTFFPQHFLGLAGFPRRYSDFADAFAGWNLVSSLGSIISIVGVVWFIYIIYDAYVREEKFIgwkeGTGESWASLEWV 501
                        410
                 ....*....|....*.
gi 574608904 397 NSYPPLNHSYNEIPAI 412
Cdd:MTH00182 502 HSSPPLFHTYNELPFV 517
COX1 MTH00184
cytochrome c oxidase subunit I; Provisional
1-410 2.13e-167

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177235  Cd Length: 519  Bit Score: 479.32  E-value: 2.13e-167
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00184 102 ISFWLLPPALTLLLGSAFVEQGAGTGWTVYPPLSSIQAHSGGSVDMAIFSLHLAGISSILGAMNFITTIFNMRAPGITMD 181
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00184 182 RMPLFVWSILVTTFLLLLSLPVLAGAITMLLTDRNFNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISQIIP 261
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:MTH00184 262 TFAAKKQIFGYLGMVYAMVSIGILGFIVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKIFSWIATIFGGSLRLDTPML 341
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:MTH00184 342 WAIGFVFLFTMGGLTGIVLANSSLDVVLHDTYYVVAHFHYVLSMGAVFAIFGGFYYWFGKITGYCYNEVYGKIHFWLMFI 421
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKII---NMFFLNSSLEWQN 397
Cdd:MTH00184 422 GVNLTFFPQHFLGLAGLPRRYSDFHDSFAGWNQISSLGSVISIVGVVWFIYIVYDAYVREIKFVgwvEDSGHYPSLEWAQ 501
                        410
                 ....*....|...
gi 574608904 398 SYPPLNHSYNEIP 410
Cdd:MTH00184 502 TSPPAHHTYNELP 514
Heme_Cu_Oxidase_I cd00919
Heme-copper oxidase subunit I. Heme-copper oxidases are transmembrane protein complexes in ...
1-377 1.40e-150

Heme-copper oxidase subunit I. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which catalyze the reduction of O2 and simultaneously pump protons across the membrane. The superfamily is diverse in terms of electron donors, subunit composition, and heme types. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria. Membership in the superfamily is defined by subunit I, which contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme and a copper ion. It also contains a low-spin heme, believed to participate in the transfer of electrons to the binuclear center. Only subunit I is common to the entire superfamily. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from the electron donor on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I of cytochrome c oxidase (CcO) and ubiquinol oxidase. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electron transfer occurs in two segments: from the electron donor to the low-spin heme, and from the low-spin heme to the binuclear center. The first segment can be a multi-step process and varies among the different families, while the second segment, a direct transfer, is consistent throughout the superfamily.


Pssm-ID: 238461  Cd Length: 463  Bit Score: 434.65  E-value: 1.40e-150
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:cd00919   88 LSFWLFPPGLLLLLSSVLVGGGAGTGWTFYPPLSTLSYSSGVGVDLAILGLHLAGVSSILGAINFITTILNMRAPGMTLD 167
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:cd00919  168 KMPLFVWSVLVTAILLLLALPVLAAALVMLLLDRNFGTSFFDPAGGGDPVLYQHLFWFFGHPEVYILILPAFGAISEIIP 247
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKeTFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:cd00919  248 TFSGKP-LFGYKLMVYAFLAIGFLSFLVWAHHMFTVGLPVDTRAYFTAATMIIAVPTGIKVFNWLATLWGGRIRFDPPML 326
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:cd00919  327 FALGFLFLFTIGGLTGVVLANVPLDIVLHDTYYVVAHFHYVLSGGVVFAIFAGLYYWFPKMTGRMLSEKLGKIHFWLWFI 406
                        330       340       350       360       370
                 ....*....|....*....|....*....|....*....|....*....|....*..
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEAL 377
Cdd:cd00919  407 GFNLTFFPMHFLGLLGMPRRYADYPDGFAPWNFISSVGAFILGLGLLLFLGNLFLSL 463
COX1 MTH00026
cytochrome c oxidase subunit I; Provisional
1-412 2.55e-140

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 164599  Cd Length: 534  Bit Score: 410.94  E-value: 2.55e-140
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:MTH00026 101 ISFWLLPPALFLLLGSSLVEQGAGTGWTVYPPLASIQAHSGGSVDMAIFSLHLAGLSSILGAMNFITTVMNMRTPGMTMS 180
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:MTH00026 181 RIPLFVWSVFITAILLLLSLPVLAGAITMLLTDRNFNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISQILS 260
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTL--HGMKVSYNPT 238
Cdd:MTH00026 261 LFSYKKQIFGYLGMVYAMLAIGVLGFIVWAHHMYVVGMDVDTRAYFTAATMIIAVPTGIKIFSWLATVsgSGRNLIFTTP 340
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 239 LWWSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISM 318
Cdd:MTH00026 341 MAWALGFIFLFTIGGLTGIVLSNSSLDILLHDTYYVVAHFHFVLSMGAVFAIFGGFYLWFGKITGYAYKDIYGLIHFWLM 420
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 319 FIGVNLTFFPQHFLGLSGMPRRYSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKI-INMFFLN------- 390
Cdd:MTH00026 421 FIGVNITFFPQHFLGLAGLPRRYADYPDNFEDFNQISSFGSIISIIAVIWFIVVIFDAYYREEPFdINIMAKGplipfsc 500
                        410       420
                 ....*....|....*....|....*..
gi 574608904 391 -----SSLEWQNSYPPLNHSYNEIPAI 412
Cdd:MTH00026 501 qpahfDTLEWSLTSPPEHHTYNELPYI 527
CtaD_CoxA TIGR02891
cytochrome c oxidase, subunit I; This large family represents subunit I's (CtaD, CoxA, CaaA) ...
2-406 2.18e-137

cytochrome c oxidase, subunit I; This large family represents subunit I's (CtaD, CoxA, CaaA) of cytochrome c oxidases of bacterial origin. Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits I-III form the functional core of the enzyme complex. Subunit I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit II and heme a of subunit I to the bimetallic center formed by heme a3 and copper B. This cytochrome c oxidase shows proton pump activity across the membrane in addition to the electron transfer. In the bacilli an apparent split (paralogism) has created a sister clade (TIGR02882) encoding subunits (QoxA) of the aa3-type quinone oxidase complex which reacts directly with quinones, bypassing the interaction with soluble cytochrome c. This model attempts to exclude these sequences, placing them between the trusted and noise cutoffs. These families, as well as archaeal and eukaryotic cytochrome c subunit I's are included within the superfamily model, pfam00115. [Energy metabolism, Electron transport]


Pssm-ID: 213748  Cd Length: 499  Bit Score: 402.37  E-value: 2.18e-137
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904    2 SFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLDK 81
Cdd:TIGR02891  94 SYWLYLFGGLLLLASFFTGGAPDTGWTMYPPLSSTSGSPGVGVDLWLLGLHLLGISSILGAVNFIVTILNMRAPGMTLMR 173
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   82 LTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIMS 161
Cdd:TIGR02891 174 MPLFVWGILVTSILILLAFPVLIAALILLLLDRLFGTHFFDPARGGDPLLWQHLFWFFGHPEVYIIFLPAFGIISEILPT 253
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  162 ESGKKeTFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLWW 241
Cdd:TIGR02891 254 FARKP-IFGYRAMVYATVAIGFLSFGVWAHHMFTTGMPPLALAFFSAATMLIAVPTGVKVFNWIATLWGGSIRFTTPMLF 332
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  242 SMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFIG 321
Cdd:TIGR02891 333 ALGFIFLFVIGGLTGVMLASVPLDWQLHDTYFVVAHFHYVLVGGSVFAIFAAIYYWFPKVTGRMYNERLGRWHFWLTFVG 412
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  322 VNLTFFPQHFLGLSGMPRRYSDYPD--TFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSY 399
Cdd:TIGR02891 413 FNLTFFPMHLLGLLGMPRRYYTYPPqmGFATLNLISTIGAFILAAGFLVFLWNLIWSLRKGPKAGANPWGATTLEWTTSS 492

                  ....*..
gi 574608904  400 PPLNHSY 406
Cdd:TIGR02891 493 PPPAHNF 499
CyoB COG0843
Heme/copper-type cytochrome/quinol oxidase, subunit 1 [Energy production and conversion];
2-412 9.98e-137

Heme/copper-type cytochrome/quinol oxidase, subunit 1 [Energy production and conversion];


Pssm-ID: 440605  Cd Length: 535  Bit Score: 401.81  E-value: 9.98e-137
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   2 SFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLDK 81
Cdd:COG0843  103 SFWLYLFGGLLLLISLFVGGAADVGWTFYPPLSGLEASPGVGVDLWLLGLALFGVGSILGGVNFIVTILKMRAPGMTLMR 182
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  82 LTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIMS 161
Cdd:COG0843  183 MPLFTWAALVTSILILLAFPVLAAALLLLLLDRSLGTHFFDPAGGGDPLLWQHLFWFFGHPEVYILILPAFGIVSEIIPT 262
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 162 ESGKKeTFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLWW 241
Cdd:COG0843  263 FSRKP-LFGYKAMVLATVAIAFLSFLVWAHHMFTPGISPLVKAFFSIATMLIAVPTGVKVFNWIATMWRGRIRFTTPMLF 341
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 242 SMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFIG 321
Cdd:COG0843  342 ALGFIILFVIGGLTGVMLASVPLDYQVHDTYFVVAHFHYVLIGGVVFAFFAGLYYWFPKMTGRMLNERLGKIHFWLWFIG 421
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 322 VNLTFFPQHFLGLSGMPRRYSDYP--DTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQNSY 399
Cdd:COG0843  422 FNLTFFPMHILGLLGMPRRYATYPpePGWQPLNLISTIGAFILAVGFLLFLINLVVSLRKGPKAGGNPWGARTLEWATPS 501
                        410
                 ....*....|...
gi 574608904 400 PPLNHSYNEIPAI 412
Cdd:COG0843  502 PPPLYNFASIPVV 514
COX1 MTH00048
cytochrome c oxidase subunit I; Provisional
22-393 1.42e-133

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177123  Cd Length: 511  Bit Score: 392.89  E-value: 1.42e-133
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  22 GVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLdKLTLLIWSIFITAILLLLSLP 101
Cdd:MTH00048 120 GAGVGWTFYPPLSSSLFSSSWGVDFLMFSLHLAGVSSLFGSINFICTIYSAFMTNVFS-RTSIILWSYLFTSILLLLSLP 198
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 102 VLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIMSESGKKETFGSLGMIYAMIAI 181
Cdd:MTH00048 199 VLAAAITMLLFDRNFGSAFFDPLGGGDPVLFQHMFWFFGHPEVYVLILPGFGIISHICLSLSNNDDPFGYYGLVFAMFSI 278
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 182 GFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVS-YNPTLWWSMGFIFLFTMGGLTGIMLS 260
Cdd:MTH00048 279 VCLGSVVWAHHMFTVGLDVKTAVFFSSVTMIIGVPTGIKVFSWLYMLLNSRVRkSDPVVWWVVSFIVLFTIGGVTGIVLS 358
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 261 NSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFIGVNLTFFPQHFLGLSGMPRR 340
Cdd:MTH00048 359 ASVLDNVLHDTWFVVAHFHYVLSLGSYSSVVIMFIWWWPLITGLSLNKYLLQCHCIISMIGFNLCFFPMHYFGLCGLPRR 438
                        330       340       350       360       370
                 ....*....|....*....|....*....|....*....|....*....|...
gi 574608904 341 YSDYPDTFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSL 393
Cdd:MTH00048 439 VCVYEPSYYWINVVCTVGSFISAFSGCFFVFILWESLVVKNEVLGLWGSSSCV 491
Ubiquinol_Oxidase_I cd01662
Ubiquinol oxidase subunit I. Ubiquinol oxidase, the terminal oxidase in the respiratory ...
2-406 9.86e-121

Ubiquinol oxidase subunit I. Ubiquinol oxidase, the terminal oxidase in the respiratory chains of aerobic bacteria, is a multi-chain transmembrane protein located in the cell membrane. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits in ubiquinol oxidase varies from two to five. Subunit I contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme and a copper ion. It also contains a low-spin heme, believed to participate in the transfer of electrons from ubiquinol to the binuclear center. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from ubiquinol on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I. It is generally believed that the channels contain water molecules that act as 'proton wires' to transfer the protons. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electrons are believed to be transferred directly from ubiquinol (the electron donor) to the low-spin heme, and directly from the low-spin heme to the binuclear center.


Pssm-ID: 238832  Cd Length: 501  Bit Score: 359.59  E-value: 9.86e-121
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   2 SFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLDK 81
Cdd:cd01662   95 SFWLFLFGGLLLNASLLIGGFPDAGWFAYPPLSGLEYSPGVGVDYWILGLQFSGIGTLLGAINFIVTILKMRAPGMTLMR 174
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  82 LTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIMS 161
Cdd:cd01662  175 MPIFTWTTLVTSILILFAFPVLTAALALLELDRYFGTHFFTNALGGNPMLWQHLFWIFGHPEVYILILPAFGIFSEIVPT 254
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 162 ESGKKeTFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLWW 241
Cdd:cd01662  255 FSRKP-LFGYRSMVYATVAIGFLSFGVWVHHMFTTGAGALVNAFFSIATMIIAVPTGVKIFNWLFTMWRGRIRFETPMLW 333
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 242 SMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFIG 321
Cdd:cd01662  334 AIGFLVTFVIGGLTGVMLASPPADFQVHDTYFVVAHFHYVLIGGVVFPLFAGFYYWFPKMFGRMLNERLGKWSFWLWFIG 413
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 322 VNLTFFPQHFLGLSGMPRRYSDYP--DTFLSWNIISSIGSMISTISLIILMY-IIWEALASKRKIINMFFLNSSLEWQNS 398
Cdd:cd01662  414 FNLTFFPMHILGLMGMPRRVYTYLpgPGWDPLNLISTIGAFLIAAGVLLFLInVIVSIRKGKRDATGDPWGARTLEWATS 493

                 ....*...
gi 574608904 399 YPPLNHSY 406
Cdd:cd01662  494 SPPPAYNF 501
COX1 pfam00115
Cytochrome C and Quinol oxidase polypeptide I; Cytochrome c oxidase (E.C:7.1.1.9) is a key ...
22-343 1.11e-91

Cytochrome C and Quinol oxidase polypeptide I; Cytochrome c oxidase (E.C:7.1.1.9) is a key enzyme in aerobic metabolism. Proton pumping haem-copper oxidases represent the terminal, energy-transfer enzymes of respiratory chains in prokaryotes and eukaryotes. The CuB-haem a3 (or haem o) binuclear centre, associated with the largest subunit I of cytochrome c and ubiquinol oxidases (E.C:1.10.3.11), is directly involved in the coupling between dioxygen reduction and proton pumping. Some terminal oxidases generate a transmembrane proton gradient across the plasma membrane (prokaryotes) or the mitochondrial inner membrane (eukaryotes). The enzyme complex consists of 3-4 subunits (prokaryotes) up to 13 polypeptides (mammals) of which only the catalytic subunit (equivalent to mammalian subunit I (COXI) is found in all haem-copper respiratory oxidases. The presence of a bimetallic centre (formed by a high-spin haem and copper B) as well as a low-spin haem, both ligated to six conserved histidine residues near the outer side of four transmembrane spans within CO I is common to all family members.


Pssm-ID: 459678  Cd Length: 432  Bit Score: 282.92  E-value: 1.11e-91
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   22 GVGTGWTIYPPLasnifhsgPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLdKLTLLIWSIFITAILLLLSLP 101
Cdd:pfam00115 104 GATTGWTEYPPL--------VGVDLWYIGLLLAGVSSLLGAINFIVTILKRRAPGMTL-RMPLFVWAILATAILILLAFP 174
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  102 VLAGAITMLLTDRNLNTsffdpsGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIMSESGKKeTFGSLGMIYAMIAI 181
Cdd:pfam00115 175 VLAAALLLLLLDRSLGA------GGGDPLLDQHLFWWFGHPEVYILILPAFGIIYYILPKFAGRP-LFGYKLSVLAFWLI 247
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  182 GFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYN-PTLWWSMGFIFLFTMGGLTGIMLS 260
Cdd:pfam00115 248 AFLGFLVWAHHLFTTGLPPWLQALFSVFSMLIAVPSGVKVFNWLATLWGGWIRFRtTPMLFFLGFAFLFIIGGLTGVMLA 327
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  261 NSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFIGVNLTFFPQHFLGLSGMPRR 340
Cdd:pfam00115 328 LPPVNYYVHDTYFVVAHFHYVLFGGVVFALFGGIYYWLPKLTGRMYSEKLGKLHFWLLFIGFNLTFFPMHILGLLGMPRR 407

                  ...
gi 574608904  341 YSD 343
Cdd:pfam00115 408 YAP 410
CyoB TIGR02843
cytochrome o ubiquinol oxidase, subunit I; Cytochrome o terminal oxidase complex is the ...
1-412 2.95e-84

cytochrome o ubiquinol oxidase, subunit I; Cytochrome o terminal oxidase complex is the component of the aerobic respiratory chain which reacts with oxygen, reducing it to water with the concomitant transport of 4 protons across the membrane. Also known as the cytochrome bo complex, cytochrome o ubiquinol oxidase contains four subunits, two heme b cofactors and a copper atom which is believed to be the oxygen active site. This complex is structurally related to the cytochrome caa3 oxidases which utilize cytochrome c as the reductant and contain heme a cofactors, as well as the intermediate form aa3 oxidases which also react directly with quinones as the reductant. [Energy metabolism, Electron transport]


Pssm-ID: 131890  Cd Length: 646  Bit Score: 270.00  E-value: 2.95e-84
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904    1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:TIGR02843 143 LSFWLTVVGAILVNVSLGVGEFAQTGWLAYPPLSELQYSPGVGVDYYIWALQISGIGTLLTGINFFVTIIKMRAPGMTLM 222
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:TIGR02843 223 KMPVFTWTSLCSNVLIIASFPILTVTLALLTLDRYLGMHFFTNEAGGNPMMYVNLIWAWGHPEVYILILPAFGIFSEVVA 302
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  161 SESGKKeTFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:TIGR02843 303 TFSRKR-LFGYTSMVWATIAITVLSFIVWLHHFFTMGAGANVNAFFGIATMIIAIPTGVKIFNWLFTMYKGRIRFETPML 381
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:TIGR02843 382 WTIGFMVTFSIGGMTGVLLAVPPADFVLHNSLFLIAHFHNVIIGGVVFGCFAGLTYWFPKAFGFKLNEKLGKRSFWCWFI 461
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  321 GVNLTFFPQHFLGLSGMPRRYSDYPD-TFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMF---FLNSSLEWQ 396
Cdd:TIGR02843 462 GFYLAFMPLYILGFMGMTRRLNHYDNpEWHPMLIIAAFGAFLIACGILCQIIQIFVSIRDRDQNRDTTgdpWGGRTLEWS 541
                         410
                  ....*....|....*.
gi 574608904  397 NSYPPLNHSYNEIPAI 412
Cdd:TIGR02843 542 TSSPPPFYNFAVIPKV 557
QoxB TIGR02882
cytochrome aa3 quinol oxidase, subunit I; This family (QoxB) encodes subunit I of the aa3-type ...
1-412 2.50e-80

cytochrome aa3 quinol oxidase, subunit I; This family (QoxB) encodes subunit I of the aa3-type quinone oxidase, one of several bacterial terminal oxidases. This complex couples oxidation of reduced quinones with the reduction of molecular oxygen to water and the pumping of protons to form a proton gradient utilized for ATP production. aa3-type oxidases contain two heme a cofactors as well as copper atoms in the active site. [Energy metabolism, Electron transport]


Pssm-ID: 131928  Cd Length: 643  Bit Score: 259.79  E-value: 2.50e-80
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904    1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:TIGR02882 137 LSFWLFFAGAMLFNISFVIGGSPDAGWTNYAPLAGPEFSPGVGVNYYLIALQISGIGTLMTGINFFVTILKMRAPGMKLM 216
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIm 160
Cdd:TIGR02882 217 QMPMFTWTTLITTLIIIFAFPVLTVALALMTTDRIFDTAFFTVAHGGMPMLWANLFWIWGHPEVYIVILPAFGIYSEII- 295
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  161 SESGKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:TIGR02882 296 STFAQKRLFGYKSMVWSTVGIAFLSFLVWVHHFFTMGNGALINSFFSITTMAIAIPTGVKIFNWLLTLYKGKIRFTTPML 375
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:TIGR02882 376 FSLAFIPNFLIGGVTGVMLAMASADYQYHNTYFLVAHFHYVLITGVVFACLAGLIYWYPKMFGYKLNERLGKWCFWFFMI 455
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  321 GVNLTFFPQHFLGLSGMPRRYSDY--PDTFLSWNIISSIGSMISTISLIILMY-IIWEALASKRKIINMFFLNSSLEWQN 397
Cdd:TIGR02882 456 GFNVCFFPMYILGLDGMPRRMYTYspSDGWFPLNLISTIGALLMAIGFIFLVYnIYYSHRKSPREATGDPWNGRTLEWAT 535
                         410
                  ....*....|....*
gi 574608904  398 SYPPLNHSYNEIPAI 412
Cdd:TIGR02882 536 ASPPPKYNFAVTPDV 550
PRK15017 PRK15017
cytochrome o ubiquinol oxidase subunit I; Provisional
1-412 1.40e-72

cytochrome o ubiquinol oxidase subunit I; Provisional


Pssm-ID: 184978  Cd Length: 663  Bit Score: 239.84  E-value: 1.40e-72
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904   1 MSFWLLPPSLSLLLLSSFISSGVGTGWTIYPPLASNIFHSGPSIDLSIFSLHIAGASSILGAINFITTILNMHHKNFSLD 80
Cdd:PRK15017 144 LSFWFTVVGVILVNVSLGVGEFAQTGWLAYPPLSGIEYSPGVGVDYWIWSLQLSGIGTTLTGINFFVTILKMRAPGMTMF 223
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904  81 KLTLLIWSIFITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPSGGGDPILYQHLFWFFGHPEVYILILPGFGLISHIIM 160
Cdd:PRK15017 224 KMPVFTWASLCANVLIIASFPILTVTVALLTLDRYLGTHFFTNDMGGNMMMYINLIWAWGHPEVYILILPVFGVFSEIAA 303
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 161 SESgKKETFGSLGMIYAMIAIGFLGFIVWAHHMFTIGLDVDTRAYFTSATMIIAVPTGIKIFSWISTLHGMKVSYNPTLW 240
Cdd:PRK15017 304 TFS-RKRLFGYTSLVWATVCITVLSFIVWLHHFFTMGAGANVNAFFGITTMIIAIPTGVKIFNWLFTMYQGRIVFHSAML 382
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 241 WSMGFIFLFTMGGLTGIMLSNSSIDIVLHDTYYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNIQFISMFI 320
Cdd:PRK15017 383 WTIGFIVTFSVGGMTGVLLAVPGADFVLHNSLFLIAHFHNVIIGGVVFGCFAGMTYWWPKAFGFKLNETWGKRAFWFWII 462
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 321 GVNLTFFPQHFLGLSGMPRRYSDYPD----TFLSWNIISSIGSMISTISLIILMYIIWEALASKRKIINMFFLNSSLEWQ 396
Cdd:PRK15017 463 GFFVAFMPLYALGFMGMTRRLSQQIDpqfhTMLMIAASGAALIALGILCQVIQMYVSIRDRDQNRDLTGDPWGGRTLEWA 542
                        410
                 ....*....|....*.
gi 574608904 397 NSYPPLNHSYNEIPAI 412
Cdd:PRK15017 543 TSSPPPFYNFAVVPHV 558
ba3-like_Oxidase_I cd01660
ba3-like heme-copper oxidase subunit I. The ba3 family of heme-copper oxidases are ...
128-346 6.75e-12

ba3-like heme-copper oxidase subunit I. The ba3 family of heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and some archaea which catalyze the reduction of O2 and simultaneously pump protons across the membrane. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria. The ba3 family contains oxidases that lack the conserved residues that form the D- and K-pathways in CcO and ubiquinol oxidase. Instead they contain a potential alternative K-pathway. Additional proton channels have been proposed for this family of oxidases but none have been identified definitively. For general information on the heme-copper oxidase superfamily, please see cd00919.


Pssm-ID: 238830  Cd Length: 473  Bit Score: 66.93  E-value: 6.75e-12
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 128 DPILYQHLFWFFGHPEVYILILPGFGLISHIIMSESGKKETFGSLGMIyAMIAIGFLGFIVWAHHMFT-IGLDVDTRAYF 206
Cdd:cd01660  200 DVLLSRTLFWWFGHPLVYFWLLPAYIAWYTILPKIAGGKLFSDPLARL-AFILFLLFSTPVGFHHQFAdPGIGPGWKFIH 278
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 574608904 207 TSATMIIAVPTGIKIFSWISTL-------HGMK-VSYNPTLWWS----MGFIF---LFTMGGLTGIMLSNSSIDIVLHDT 271
Cdd:cd01660  279 MVLTFMVALPSLLTAFTVFASLeiagrlrGGKGlFGWIRALPWGdpmfLALFLamlMFIPGGAGGIINASYQLNYVVHNT 358
                        170       180       190       200       210       220       230
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*...
gi 574608904 272 YYVVAHFHYVLSMGAVFSIIASFIHWFPLISGFSLNTFMLNI-QFISMFIGVNLTFFPQHFLGLSGMPRR--YSDYPD 346
Cdd:cd01660  359 AWVPGHFHLTVGGAVALTFMAVAYWLVPHLTGRELAAKRLALaQPWLWFVGMTIMSTAMHVAGLLGAPRRtaEAQYGG 436
 
Blast search parameters
Data Source: Precalculated data, version = cdd.v.3.21
Preset Options:Database: CDSEARCH/cdd   Low complexity filter: no  Composition Based Adjustment: yes   E-value threshold: 0.01

References:

  • Wang J et al. (2023), "The conserved domain database in 2023", Nucleic Acids Res.51(D)384-8.
  • Lu S et al. (2020), "The conserved domain database in 2020", Nucleic Acids Res.48(D)265-8.
  • Marchler-Bauer A et al. (2017), "CDD/SPARCLE: functional classification of proteins via subfamily domain architectures.", Nucleic Acids Res.45(D)200-3.
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