ID I4W648_9GAMM Unreviewed; 699 AA.
AC I4W648;
DT 05-SEP-2012, integrated into UniProtKB/TrEMBL.
DT 05-SEP-2012, sequence version 1.
DT 27-MAR-2024, entry version 73.
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 ECO:0000313|EMBL:EIL94939.1};
GN ORFNames=UU7_02222 {ECO:0000313|EMBL:EIL94939.1};
OS Rhodanobacter spathiphylli B39.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales;
OC Rhodanobacteraceae; Rhodanobacter.
OX NCBI_TaxID=1163407 {ECO:0000313|EMBL:EIL94939.1, ECO:0000313|Proteomes:UP000003226};
RN [1] {ECO:0000313|EMBL:EIL94939.1, ECO:0000313|Proteomes:UP000003226}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=B39 {ECO:0000313|EMBL:EIL94939.1,
RC ECO:0000313|Proteomes:UP000003226};
RX PubMed=22843592; DOI=10.1128/JB.00871-12;
RA Kostka J.E., Green S.J., Rishishwar L., Prakash O., Katz L.S.,
RA Marino-Ramirez L., Jordan I.K., Munk C., Ivanova N., Mikhailova N.,
RA Watson D.B., Brown S.D., Palumbo A.V., Brooks S.C.;
RT "Genome sequences for six rhodanobacter strains, isolated from soils and
RT the terrestrial subsurface, with variable denitrification capabilities.";
RL J. Bacteriol. 194:4461-4462(2012).
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: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {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:EIL94939.1}.
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DR EMBL; AJXT01000004; EIL94939.1; -; Genomic_DNA.
DR RefSeq; WP_007804974.1; NZ_AJXT01000004.1.
DR AlphaFoldDB; I4W648; -.
DR STRING; 1163407.UU7_02222; -.
DR PATRIC; fig|1163407.3.peg.438; -.
DR eggNOG; COG0073; Bacteria.
DR eggNOG; COG0143; Bacteria.
DR OrthoDB; 9810191at2; -.
DR Proteomes; UP000003226; 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; 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; 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; 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:UP000003226};
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}; Zinc {ECO:0000256|HAMAP-Rule:MF_00098}.
FT DOMAIN 596..699
FT /note="TRNA-binding"
FT /evidence="ECO:0000259|PROSITE:PS50886"
FT REGION 554..587
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT MOTIF 334..338
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 143
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
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 156
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 337
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
SQ SEQUENCE 699 AA; 76928 MW; 79CA571DA8EAAD32 CRC64;
MSRRLLVTNA LPYANGPLHM GHLLGYIQAD IWVRAQRMSG NEVAYVCADD AHGTPIMLAA
EKAGMTPENY IEGIRQGHEA DFAAFGVAFD HYHTTHSDEN RELATLIYTR LRDAGSIARR
SIQQLFDPEK QMFLPDRYIK GTCPVCKTPD QYGDNCENCG ATYAPTDLIN PYSVMSGATP
VLRDSEHYFF ELGKFEGLLR DWFAGAFTGG KPVANSGVAA KLREWLDGGL KDWDISRDAP
YFGFPIPDAP GKFFYVWLDA PVGYLASFKA LCDRTELQFD DFLAADSNAE MHHFIGKDII
NFHGLFWPAM LHGAGFRTPT ALHVNGYLTV NGAKMSKSRG TFIQARTYLD SGLHPEFLRY
YFASMLNETP VDVDLDLKAF EERVNSHLVG KWVNIASRTA GFVHKFFDGR LAAQFGAEEA
DLWNSLLEHY DGVAELYDSG EFAEVTRRFV LMADIVNGHI AAKAPWTMAR DEAQREALHE
VCSFALGAFR LLAGMLKPIL PATVGAAEKF LAAPIVDFDD ARSSLHNHTI EPFEALMGRI
DPRLIEAMIE SSKDSLGAPA EAPKTPKKKP MTEDTKPAAS NPAPQNADAG IIGIDDFARL
DLRIGKVSAC EFVEGSDKLL RFELDAGPLG TRQIFSGIRA AYAEPEKLVG RNVVFIANLA
PRKMRFGLSE GMILSAGDGG SDLFLLDADQ GAKPGATVR
//