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Conserved domains on  [gi|2295355628|gb|UWH97874|]
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MAG: prohead serine protease [Bacteriophage sp.]

Protein Classification

HK97 family phage prohead protease( domain architecture ID 10007935)

HK97 family phage prohead protease similar to Escherichia virus HK97 prohead protease that is involved in virion assembly and maturation

EC:  3.4.21.-
Gene Ontology:  GO:0008236|GO:0046797|GO:0006508
MEROPS:  S78
PubMed:  7723019|22297521

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
COG3740 COG3740
Phage head maturation protease [Mobilome: prophages, transposons];
1-190 3.51e-38

Phage head maturation protease [Mobilome: prophages, transposons];


:

Pssm-ID: 442954  Cd Length: 183  Bit Score: 129.72  E-value: 3.51e-38
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628   1 MEMR--MALLEPANNDDENKQLVEGYAAVFNQRALIWEsewsgwkYMEVIDRNAFNGA---DMSDTVFKYNHgDVAMILA 75
Cdd:COG3740     1 MEKPrkFAALEIRAVTDDDDGTIEGYASVFGSPSELDR-------FGEVIAPGAFAKSlaeRGSDVPMLWQH-DPAKPLG 72
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628  76 RasnnTLTMNTDDKGLRISADII-DTNNGTDVYKLIKRGDLNKMSFAFTVKSERTEVDKENkiYTRTITAFDkIYDVAVV 154
Cdd:COG3740    73 R----WDELREDDKGLRVEGRLLpDTPRARDVYALIKAGAIDGLSIGFRVVKDEWERDGGT--GVRTILEVD-LWEVSVV 145
                         170       180       190
                  ....*....|....*....|....*....|....*...
gi 2295355628 155 DFPAYDGTSIQARSKEYFVDLEKDLQEKQ--RRKKLLL 190
Cdd:COG3740   146 TFPAYPDARVSARKSALEAAEAEALRLARalRRARALR 183
 
Name Accession Description Interval E-value
COG3740 COG3740
Phage head maturation protease [Mobilome: prophages, transposons];
1-190 3.51e-38

Phage head maturation protease [Mobilome: prophages, transposons];


Pssm-ID: 442954  Cd Length: 183  Bit Score: 129.72  E-value: 3.51e-38
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628   1 MEMR--MALLEPANNDDENKQLVEGYAAVFNQRALIWEsewsgwkYMEVIDRNAFNGA---DMSDTVFKYNHgDVAMILA 75
Cdd:COG3740     1 MEKPrkFAALEIRAVTDDDDGTIEGYASVFGSPSELDR-------FGEVIAPGAFAKSlaeRGSDVPMLWQH-DPAKPLG 72
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628  76 RasnnTLTMNTDDKGLRISADII-DTNNGTDVYKLIKRGDLNKMSFAFTVKSERTEVDKENkiYTRTITAFDkIYDVAVV 154
Cdd:COG3740    73 R----WDELREDDKGLRVEGRLLpDTPRARDVYALIKAGAIDGLSIGFRVVKDEWERDGGT--GVRTILEVD-LWEVSVV 145
                         170       180       190
                  ....*....|....*....|....*....|....*...
gi 2295355628 155 DFPAYDGTSIQARSKEYFVDLEKDLQEKQ--RRKKLLL 190
Cdd:COG3740   146 TFPAYPDARVSARKSALEAAEAEALRLARalRRARALR 183
Peptidase_S78 pfam04586
Caudovirus prohead serine protease; Family of Caudovirus prohead serine proteases also found ...
14-171 1.47e-34

Caudovirus prohead serine protease; Family of Caudovirus prohead serine proteases also found in a number of bacteria possibly as the result of horizontal transfer.


Pssm-ID: 309640  Cd Length: 160  Bit Score: 119.77  E-value: 1.47e-34
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628  14 DDENKQLVEGYAAVFNQRALIWEsewsgwKYMEVIDRNAFNGADMSDTV-FKYNHgDVAMILARASNNTLTMNTDDKGLR 92
Cdd:pfam04586   6 VEEGGITISGYASVFNTVSELLG------GFREVIAPGAFDNTLKSADVpALFNH-DTNKVLGRTKSGTLELSEDEVGLR 78
                          90       100       110       120       130       140       150
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....
gi 2295355628  93 ISADIIDTNNGTDVYKLIKRGDLNKMSFAFTVKSERTEvDKENKIYTRTITAFDkIYDVAVVDFPAYDGTSIQARSKEY 171
Cdd:pfam04586  79 FELDLPDTTVARDLYELMKRGDIDGCSFGFRVVGDSWD-EREDKVPVRTITEVE-LIEVSIVTFPAYPDTSVEVSARSL 155
proheadase_HK97 TIGR01543
phage prohead protease, HK97 family; This model describes the prohead protease of HK97 and ...
22-171 5.59e-21

phage prohead protease, HK97 family; This model describes the prohead protease of HK97 and related phage. It is generally encoded next to the gene for the capsid protein that it processes, and in some cases may be fused to it. This family does not show similarity to the prohead protease of phage T4 (see pfam03420). [Mobile and extrachromosomal element functions, Prophage functions, Protein fate, Other]


Pssm-ID: 273682  Cd Length: 145  Bit Score: 84.47  E-value: 5.59e-21
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628  22 EGYAAVFNQRALIwesewsGWKYmEVIDRNAFNG--ADMSDTV-FKYNHgDVAMILARASNNTlTMNTDDKGLRISADI- 97
Cdd:TIGR01543   4 EGYGSVFGNKDSD------GWGY-EVFLPGAFTNtlAEWNDKVrLLYNH-DTALPVGRTVSGT-KLEEDDHGLYGRGKLp 74
                          90       100       110       120       130       140       150
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....
gi 2295355628  98 IDTNNGTDVYKLIKRGDLNKMSFAFTVKSERTEVDKENKIYTRTITAfdkIYDVAVVDFPAYDGTSIQARSKEY 171
Cdd:TIGR01543  75 PDTPDAADVYALVKAGDVSGMSFGFRVIKDVWDDREEGDVISLLEAA---LYEVSVTTFPAYPEAGIAAVKALY 145
 
Name Accession Description Interval E-value
COG3740 COG3740
Phage head maturation protease [Mobilome: prophages, transposons];
1-190 3.51e-38

Phage head maturation protease [Mobilome: prophages, transposons];


Pssm-ID: 442954  Cd Length: 183  Bit Score: 129.72  E-value: 3.51e-38
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628   1 MEMR--MALLEPANNDDENKQLVEGYAAVFNQRALIWEsewsgwkYMEVIDRNAFNGA---DMSDTVFKYNHgDVAMILA 75
Cdd:COG3740     1 MEKPrkFAALEIRAVTDDDDGTIEGYASVFGSPSELDR-------FGEVIAPGAFAKSlaeRGSDVPMLWQH-DPAKPLG 72
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628  76 RasnnTLTMNTDDKGLRISADII-DTNNGTDVYKLIKRGDLNKMSFAFTVKSERTEVDKENkiYTRTITAFDkIYDVAVV 154
Cdd:COG3740    73 R----WDELREDDKGLRVEGRLLpDTPRARDVYALIKAGAIDGLSIGFRVVKDEWERDGGT--GVRTILEVD-LWEVSVV 145
                         170       180       190
                  ....*....|....*....|....*....|....*...
gi 2295355628 155 DFPAYDGTSIQARSKEYFVDLEKDLQEKQ--RRKKLLL 190
Cdd:COG3740   146 TFPAYPDARVSARKSALEAAEAEALRLARalRRARALR 183
Peptidase_S78 pfam04586
Caudovirus prohead serine protease; Family of Caudovirus prohead serine proteases also found ...
14-171 1.47e-34

Caudovirus prohead serine protease; Family of Caudovirus prohead serine proteases also found in a number of bacteria possibly as the result of horizontal transfer.


Pssm-ID: 309640  Cd Length: 160  Bit Score: 119.77  E-value: 1.47e-34
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628  14 DDENKQLVEGYAAVFNQRALIWEsewsgwKYMEVIDRNAFNGADMSDTV-FKYNHgDVAMILARASNNTLTMNTDDKGLR 92
Cdd:pfam04586   6 VEEGGITISGYASVFNTVSELLG------GFREVIAPGAFDNTLKSADVpALFNH-DTNKVLGRTKSGTLELSEDEVGLR 78
                          90       100       110       120       130       140       150
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....
gi 2295355628  93 ISADIIDTNNGTDVYKLIKRGDLNKMSFAFTVKSERTEvDKENKIYTRTITAFDkIYDVAVVDFPAYDGTSIQARSKEY 171
Cdd:pfam04586  79 FELDLPDTTVARDLYELMKRGDIDGCSFGFRVVGDSWD-EREDKVPVRTITEVE-LIEVSIVTFPAYPDTSVEVSARSL 155
proheadase_HK97 TIGR01543
phage prohead protease, HK97 family; This model describes the prohead protease of HK97 and ...
22-171 5.59e-21

phage prohead protease, HK97 family; This model describes the prohead protease of HK97 and related phage. It is generally encoded next to the gene for the capsid protein that it processes, and in some cases may be fused to it. This family does not show similarity to the prohead protease of phage T4 (see pfam03420). [Mobile and extrachromosomal element functions, Prophage functions, Protein fate, Other]


Pssm-ID: 273682  Cd Length: 145  Bit Score: 84.47  E-value: 5.59e-21
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2295355628  22 EGYAAVFNQRALIwesewsGWKYmEVIDRNAFNG--ADMSDTV-FKYNHgDVAMILARASNNTlTMNTDDKGLRISADI- 97
Cdd:TIGR01543   4 EGYGSVFGNKDSD------GWGY-EVFLPGAFTNtlAEWNDKVrLLYNH-DTALPVGRTVSGT-KLEEDDHGLYGRGKLp 74
                          90       100       110       120       130       140       150
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....
gi 2295355628  98 IDTNNGTDVYKLIKRGDLNKMSFAFTVKSERTEVDKENKIYTRTITAfdkIYDVAVVDFPAYDGTSIQARSKEY 171
Cdd:TIGR01543  75 PDTPDAADVYALVKAGDVSGMSFGFRVIKDVWDDREEGDVISLLEAA---LYEVSVTTFPAYPEAGIAAVKALY 145
 
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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