ID A0A1V9DFE3_9GAMM Unreviewed; 676 AA.
AC A0A1V9DFE3;
DT 07-JUN-2017, integrated into UniProtKB/TrEMBL.
DT 07-JUN-2017, sequence version 1.
DT 24-JAN-2024, entry version 29.
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:OQP32573.1};
GN ORFNames=B2J69_15015 {ECO:0000313|EMBL:OQP32573.1};
OS Pantoea latae.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Pantoea.
OX NCBI_TaxID=1964541 {ECO:0000313|EMBL:OQP32573.1, ECO:0000313|Proteomes:UP000192769};
RN [1] {ECO:0000313|EMBL:OQP32573.1, ECO:0000313|Proteomes:UP000192769}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AS1 {ECO:0000313|EMBL:OQP32573.1,
RC ECO:0000313|Proteomes:UP000192769};
RA Lata P., Govindarajan S., Qi F., Li J.-L., Maurya S.K., Sahoo M.K.;
RT "Whole genome shotgun sequence of Pantoea agglomerans strain AS1 isolated
RT from a cycad, Zamia floridana in Central Florida, USA.";
RL Submitted (FEB-2017) to the EMBL/GenBank/DDBJ databases.
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:OQP32573.1}.
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DR EMBL; MWUE01000022; OQP32573.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1V9DFE3; -.
DR OrthoDB; 9810191at2; -.
DR Proteomes; UP000192769; 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};
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 574..676
FT /note="TRNA-binding"
FT /evidence="ECO:0000259|PROSITE:PS50886"
FT MOTIF 15..25
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT MOTIF 332..336
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 335
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
SQ SEQUENCE 676 AA; 75795 MW; 0DBA376D7C305F56 CRC64;
MTQVAKKIMV TCALPYANGS IHLGHMLEHI QADIWVRYQR MRGNQVYFIC ADDAHGTPIM
LKAQQLGISP EQMIADMSQE HQVDFAGFNI SYDNYHSTHS DENRVLSELI YTRLKENGFI
KNRTISQLYD PEKGMFLPDR FVKGTCPKCK SPDQYGDNCE VCGATYSPTE LIEPKSVVSG
ATPVMRDSEH FFFDLPSFSA MLQAWTRSGA LQEQVANKMQ EWFESGLQQW DISRDAPYFG
FEIPDAPGKY FYVWLDAPIG YMGAFKNLCD KRGDLDFDEF WKKDSTTELY HFIGKDIVYF
HSLFWPAMLE GSDFRKPNNL FVHGYVTVNG AKMSKSRGTF IKASTWLQHL DADSLRYYYA
AKLSSRIDDI DLNLEDFVQR VNADIVNKVV NLASRNAGFL TKRFNGQLSA DLADPALYQT
FVDASEKIGD AWASREYNRA IREIMALADL ANRYVDEQAP WVVAKEEGRD ADLQAICSMG
INLFRVLMTW LKPVLPTLSE RAEAFLNSEL RWDAIAQPLL NHQVAPFKAL YGRIEMTKIN
ALIEASKEDA AAASQPATGP LADAPIGDTI TIDDFAKVDM RVALIEHAEL VEGSDKLLRL
QLDLGGEKRQ IFSGIRAAYP DPSVLIGKMT IIVANLAPRK MRFGVSEGMV LSAGPGGKDL
FVLSVDSGAQ PGMPVK
//
