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Database: UniProt
Entry: A0A0E9LWT4_9BACT
LinkDB: A0A0E9LWT4_9BACT
Original site: A0A0E9LWT4_9BACT 
ID   A0A0E9LWT4_9BACT        Unreviewed;       677 AA.
AC   A0A0E9LWT4;
DT   24-JUN-2015, integrated into UniProtKB/TrEMBL.
DT   24-JUN-2015, sequence version 1.
DT   24-JAN-2024, entry version 43.
DE   RecName: Full=Methionine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_00098};
DE            EC=6.1.1.10 {ECO:0000256|HAMAP-Rule:MF_00098};
DE   AltName: Full=Methionyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00098};
DE            Short=MetRS {ECO:0000256|HAMAP-Rule:MF_00098};
GN   Name=metG {ECO:0000256|HAMAP-Rule:MF_00098};
GN   ORFNames=JCM15548_11994 {ECO:0000313|EMBL:GAO29768.1};
OS   Geofilum rubicundum JCM 15548.
OC   Bacteria; Bacteroidota; Bacteroidia; Marinilabiliales; Marinilabiliaceae;
OC   Geofilum.
OX   NCBI_TaxID=1236989 {ECO:0000313|EMBL:GAO29768.1, ECO:0000313|Proteomes:UP000032900};
RN   [1] {ECO:0000313|EMBL:GAO29768.1, ECO:0000313|Proteomes:UP000032900}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=JCM 15548 {ECO:0000313|EMBL:GAO29768.1};
RX   PubMed=25736980;
RA   Inoue J., Oshima K., Suda W., Sakamoto M., Iino T., Noda S., Hongoh Y.,
RA   Hattori M., Ohkuma M.;
RT   "Distribution and evolution of nitrogen fixation genes in the phylum
RT   bacteroidetes.";
RL   Microbes Environ. 30:44-50(2015).
CC   -!- FUNCTION: Is required not only for elongation of protein synthesis but
CC       also for the initiation of all mRNA translation through initiator
CC       tRNA(fMet) aminoacylation. {ECO:0000256|ARBA:ARBA00003314,
CC       ECO:0000256|HAMAP-Rule:MF_00098}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-methionine + tRNA(Met) = AMP + diphosphate + L-
CC         methionyl-tRNA(Met); Xref=Rhea:RHEA:13481, Rhea:RHEA-COMP:9667,
CC         Rhea:RHEA-COMP:9698, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019,
CC         ChEBI:CHEBI:57844, ChEBI:CHEBI:78442, ChEBI:CHEBI:78530,
CC         ChEBI:CHEBI:456215; EC=6.1.1.10;
CC         Evidence={ECO:0000256|ARBA:ARBA00001234, ECO:0000256|HAMAP-
CC         Rule:MF_00098};
CC   -!- COFACTOR:
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_00098};
CC       Note=Binds 1 zinc ion per subunit. {ECO:0000256|HAMAP-Rule:MF_00098};
CC   -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738, ECO:0000256|HAMAP-
CC       Rule:MF_00098}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00098}.
CC   -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC       MetG type 1 subfamily. {ECO:0000256|ARBA:ARBA00008258,
CC       ECO:0000256|HAMAP-Rule:MF_00098}.
CC   -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC       whole genome shotgun (WGS) entry which is preliminary data.
CC       {ECO:0000313|EMBL:GAO29768.1}.
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DR   EMBL; BAZW01000013; GAO29768.1; -; Genomic_DNA.
DR   RefSeq; WP_062124318.1; NZ_BAZW01000013.1.
DR   AlphaFoldDB; A0A0E9LWT4; -.
DR   STRING; 1236989.JCM15548_11994; -.
DR   OrthoDB; 9810191at2; -.
DR   Proteomes; UP000032900; Unassembled WGS sequence.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0004825; F:methionine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0006431; P:methionyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   CDD; cd07957; Anticodon_Ia_Met; 1.
DR   CDD; cd00814; MetRS_core; 1.
DR   CDD; cd02800; tRNA_bind_EcMetRS_like; 1.
DR   Gene3D; 3.40.50.620; HUPs; 1.
DR   Gene3D; 2.20.28.20; Methionyl-tRNA synthetase, Zn-domain; 1.
DR   Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1.
DR   HAMAP; MF_00098; Met_tRNA_synth_type1; 1.
DR   InterPro; IPR001412; aa-tRNA-synth_I_CS.
DR   InterPro; IPR041872; Anticodon_Met.
DR   InterPro; IPR004495; Met-tRNA-synth_bsu_C.
DR   InterPro; IPR023458; Met-tRNA_ligase_1.
DR   InterPro; IPR014758; Met-tRNA_synth.
DR   InterPro; IPR015413; Methionyl/Leucyl_tRNA_Synth.
DR   InterPro; IPR033911; MetRS_core.
DR   InterPro; IPR029038; MetRS_Zn.
DR   InterPro; IPR012340; NA-bd_OB-fold.
DR   InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR   InterPro; IPR002547; tRNA-bd_dom.
DR   InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR   NCBIfam; TIGR00398; metG; 1.
DR   NCBIfam; TIGR00399; metG_C_term; 1.
DR   PANTHER; PTHR45765; METHIONINE--TRNA LIGASE; 1.
DR   PANTHER; PTHR45765:SF1; METHIONINE--TRNA LIGASE, CYTOPLASMIC; 1.
DR   Pfam; PF19303; Anticodon_3; 1.
DR   Pfam; PF09334; tRNA-synt_1g; 1.
DR   Pfam; PF01588; tRNA_bind; 1.
DR   PRINTS; PR01041; TRNASYNTHMET.
DR   SUPFAM; SSF47323; Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases; 1.
DR   SUPFAM; SSF57770; Methionyl-tRNA synthetase (MetRS), Zn-domain; 1.
DR   SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR   SUPFAM; SSF52374; Nucleotidylyl transferase; 1.
DR   PROSITE; PS00178; AA_TRNA_LIGASE_I; 1.
DR   PROSITE; PS50886; TRBD; 1.
PE   3: Inferred from homology;
KW   Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW   ECO:0000256|HAMAP-Rule:MF_00098};
KW   ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW   Rule:MF_00098};
KW   Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00098};
KW   Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00098};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW   Rule:MF_00098};
KW   Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW   Rule:MF_00098};
KW   Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW   Rule:MF_00098}; Reference proteome {ECO:0000313|Proteomes:UP000032900};
KW   RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW   Rule:MF_00098};
KW   tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW   Rule:MF_00098};
KW   Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00098}.
FT   DOMAIN          576..677
FT                   /note="TRNA-binding"
FT                   /evidence="ECO:0000259|PROSITE:PS50886"
FT   MOTIF           14..24
FT                   /note="'HIGH' region"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT   MOTIF           330..334
FT                   /note="'KMSKS' region"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT   BINDING         146
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT   BINDING         149
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT   BINDING         159
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT   BINDING         162
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT   BINDING         333
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
SQ   SEQUENCE   677 AA;  76775 MW;  EF6E2CACDE65C5D8 CRC64;
     MTNFKRTLVT TALPYANGPV HIGHLAGVYV PADIYVRYLR LKGEDVLLIG GSDEHGVPIT
     LKARNEGVTP QDIVDKYHGI IKKSFEDFGI SFDIYSRTSN ETHFETASGF FKTLYDKGEF
     IEKESEQYYD EEAGQFLADR YITGTCPHCH KEGAYGDQCE SCGTSLNATD LIQPKSTISG
     SIPVRKATKH WYLPLDKHES FLRQWILEDH KEWKSNVYGQ CKSWIDLGLQ PRAVSRDLNW
     GVPVPVEGAE GKVLYVWFDA PIGYISATRE LTPDWEKYWK DPETRLLHFI GKDNIVFHCI
     VFPSMLKAEG SYNLPDNVPA NEFLNLEGDK ISTSRNWAVW LHEYLTEFKD KQDVLRYVLT
     ANAPETKDND FTWKDFQARN NNELVAILGN FVNRSLVLTQ KYYEGVVPTP GPFDTFDTET
     LNSIGTFVDK TEEALKNFKF REAIKEAMNL ARLGNKYLAD TEPWKLIKTD AERVKTIMYI
     SLQITANLAI LMEPFLPFSA QKLRTMLNMG QVDWQQCGQK EVLKPGHTIH EASLLFQKIE
     DAEIQEQLDK LQQSKKDNQA AAKTATPAKE NITFDEFTKM DIRTGTILEA EKVAKTKKLL
     QLKIDTGMDQ RTVVSGIAEF FQPEDLIGRQ VSIMVNLAPR KIKGIESQGM ILMAEDADGK
     LVFVSPASPV KNGSEIK
//
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