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Links from Protein

Items: 19

1.

Anticodon binding domain of methionyl tRNA ligase

This domain is found in methionyl tRNA ligase. The domain binds to the anticodon of the tRNA ligase. (from Pfam)

Date:
2024-08-14
Family Accession:
NF039287.4
Method:
HMM
2.

class I tRNA ligase family protein

This family includes methionyl tRNA synthetases. (from Pfam)

GO Terms:
Molecular Function:
nucleotide binding (GO:0000166)
Molecular Function:
aminoacyl-tRNA ligase activity (GO:0004812)
Molecular Function:
ATP binding (GO:0005524)
Biological Process:
tRNA aminoacylation for protein translation (GO:0006418)
Date:
2024-08-14
Family Accession:
NF020892.5
Method:
HMM
3.

Putative tRNA binding domain

This domain is found in prokaryotic methionyl-tRNA synthetases, prokaryotic phenylalanyl tRNA synthetases the yeast GU4 nucleic-binding protein (G4p1 or p42, ARC1) [2], human tyrosyl-tRNA synthetase [1], and endothelial-monocyte activating polypeptide II. G4p1 binds specifically to tRNA form a complex with methionyl-tRNA synthetases [2]. In human tyrosyl-tRNA synthetase this domain may direct tRNA to the active site of the enzyme [2]. This domain may perform a common function in tRNA aminoacylation [1]. [1]. 9162081. Human tyrosyl-tRNA synthetase shares amino acid sequence. homology with a putative cytokine.. Kleeman TA, Wei D, Simpson KL, First EA;. J Biol Chem 1997;272:14420-14425.. [2]. 8895587. The yeast protein Arc1p binds to tRNA and functions as a. cofactor for the methionyl-and glutamyl-tRNA synthetases.. Simos G, Segref A, Fasiolo F, Hellmuth K, Shevchenko A, Mann M,. Hurt EC;. EMBO J 1996;15:5437-5448. (from Pfam)

GO Terms:
Molecular Function:
tRNA binding (GO:0000049)
Date:
2024-08-14
Family Accession:
NF013734.5
Method:
HMM
4.

tRNA synthetases class I (C) catalytic domain

This family includes only cysteinyl tRNA synthetases. (from Pfam)

Date:
2024-08-14
Family Accession:
NF013565.5
Method:
HMM
5.

class I tRNA ligase family protein

Other tRNA synthetase sub-families are too dissimilar to be included. Paper describing PDB structure 1a8h. [1]. 10673435. The 2.0 A crystal structure of Thermus thermophilus. methionyl-tRNA synthetase reveals two RNA-binding modules.. Sugiura I, Nureki O, Ugaji-Yoshikawa Y, Kuwabara S, Shimada A,. Tateno M, Lorber B, Giege R, Moras D, Yokoyama S, Konno M;. Structure. 2000;8:197-208.. Paper describing PDB structure 1f4l. [2]. 11243794. How methionyl-tRNA synthetase creates its amino acid recognition. pocket upon L-methionine binding.. Serre L, Verdon G, Choinowski T, Hervouet N, Risler JL, Zelwer. C;. J Mol Biol. 2001;306:863-876.. Paper describing PDB structure 1ffy. [3]. 10446055. Insights into editing from an ile-tRNA synthetase structure with. tRNAile and mupirocin.. Silvian LF, Wang J, Steitz TA;. Science. 1999;285:1074-1077.. Paper describing PDB structure 1gax. [4]. 11114335. Structural basis for double-sieve discrimination of L-valine. from L-isoleucine and L-threonine by the complex of tRNA(Val). and valyl-tRNA synthetase.. Fukai S, Nureki O, Sekine S, Shimada A, Tao J, Vassylyev DG,. Yokoyama S;. Cell 2000;103:793-803.. Paper describing PDB structure 1h3n. [5]. 10811626. The 2 A crystal structure of leucyl-tRNA synthetase and its. complex with a leucyl-adenylate analogue.. Cusack S, Yaremchuk A, Tukalo M;. EMBO J. 2000;19:2351-2361. (from Pfam)

GO Terms:
Molecular Function:
nucleotide binding (GO:0000166)
Molecular Function:
aminoacyl-tRNA ligase activity (GO:0004812)
Molecular Function:
ATP binding (GO:0005524)
Biological Process:
tRNA aminoacylation for protein translation (GO:0006418)
Date:
2024-08-14
Family Accession:
NF012361.5
Method:
HMM
6.
new record, indexing in progress
Family Accession:
7.
new record, indexing in progress
Family Accession:
8.
new record, indexing in progress
Family Accession:
9.
new record, indexing in progress
Family Accession:
10.
new record, indexing in progress
Family Accession:
11.
new record, indexing in progress
Family Accession:
12.
new record, indexing in progress
Family Accession:
13.
new record, indexing in progress
Family Accession:
14.
new record, indexing in progress
Family Accession:
15.
new record, indexing in progress
Family Accession:
16.

methionine--tRNA ligase

MetRS; adds methionine to tRNA(Met) with cleavage of ATP to AMP and diphosphate; some MetRS enzymes form dimers depending on a C-terminal domain that is also found in other proteins such as Trbp111 in Aquifex aeolicus and the cold-shock protein CsaA from Bacillus subtilis while others do not; four subfamilies exist based on sequence motifs and zinc content

Gene:
metG
GO Terms:
Molecular Function:
tRNA binding (GO:0000049)
Molecular Function:
methionine-tRNA ligase activity (GO:0004825)
Molecular Function:
ATP binding (GO:0005524)
Biological Process:
methionyl-tRNA aminoacylation (GO:0006431)
Date:
2021-07-22
Family Accession:
NF008900.0
Method:
HMM
17.

methionine--tRNA ligase

methionine--tRNA ligase aminoacylates the 2'-OH of the nucleotide at the 3' of tRNA(Met); it is required for elongation of protein synthesis as well as for the initiation of all mRNA translation through initiator tRNA(fMet) aminoacylation

Date:
2023-01-12
Family Accession:
11485709
Method:
Sparcle
18.

methionine--tRNA ligase subunit beta

The methionyl-tRNA synthetase (metG) is a class I amino acyl-tRNA ligase. This HMM describes a region of the methionyl-tRNA synthetase that is present at the C-terminus of MetG in some species (E. coli, B. subtilis, Thermotoga maritima, Methanobacterium thermoautotrophicum), and as a separate beta chain in Aquifex aeolicus. It is absent in a number of other species (e.g. Mycoplasma genitalium, Mycobacterium tuberculosis), while Pyrococcus horikoshii has both a full length MetG and a second protein homologous to the beta chain only. Proteins hit by this HMM should called methionyl-tRNA synthetase beta chain if and only if the HMM metG hits a separate protein not also hit by this HMM.

Gene:
metG
GO Terms:
Molecular Function:
nucleotide binding (GO:0000166)
Molecular Function:
methionine-tRNA ligase activity (GO:0004825)
Molecular Function:
ATP binding (GO:0005524)
Biological Process:
methionyl-tRNA aminoacylation (GO:0006431)
Date:
2024-05-30
Family Accession:
TIGR00399.1
Method:
HMM
19.

methionine--tRNA ligase

The methionyl-tRNA synthetase (metG) is a class I amino acyl-tRNA ligase. This HMM appears to recognize the methionyl-tRNA synthetase of every species, including eukaryotic cytosolic and mitochondrial forms. The UPGMA difference tree calculated after search and alignment according to this HMM shows an unusual deep split between two families of MetG. One family contains forms from the Archaea, yeast cytosol, spirochetes, and E. coli, among others. The other family includes forms from yeast mitochondrion, Synechocystis sp., Bacillus subtilis, the Mycoplasmas, Aquifex aeolicus, and Helicobacter pylori. The E. coli enzyme is homodimeric, although monomeric forms can be prepared that are fully active. Activity of this enzyme in bacteria includes aminoacylation of fMet-tRNA with Met; subsequent formylation of the Met to fMet is catalyzed by a separate enzyme. Note that the protein from Aquifex aeolicus is split into an alpha (large) and beta (small) subunit; this model does not include the C-terminal region corresponding to the beta chain.

Gene:
metG
GO Terms:
Molecular Function:
nucleotide binding (GO:0000166)
Molecular Function:
methionine-tRNA ligase activity (GO:0004825)
Molecular Function:
ATP binding (GO:0005524)
Biological Process:
methionyl-tRNA aminoacylation (GO:0006431)
Date:
2024-05-13
Family Accession:
TIGR00398.1
Method:
HMM
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