SYM_PSEE4
ID SYM_PSEE4 Reviewed; 679 AA.
AC Q1IDZ3;
DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 13-JUN-2006, sequence version 1.
DT 03-AUG-2022, entry version 106.
DE RecName: Full=Methionine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00098};
DE EC=6.1.1.10 {ECO:0000255|HAMAP-Rule:MF_00098};
DE AltName: Full=Methionyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00098};
DE Short=MetRS {ECO:0000255|HAMAP-Rule:MF_00098};
GN Name=metG {ECO:0000255|HAMAP-Rule:MF_00098}; OrderedLocusNames=PSEEN1220;
OS Pseudomonas entomophila (strain L48).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=384676;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=L48;
RX PubMed=16699499; DOI=10.1038/nbt1212;
RA Vodovar N., Vallenet D., Cruveiller S., Rouy Z., Barbe V., Acosta C.,
RA Cattolico L., Jubin C., Lajus A., Segurens B., Vacherie B., Wincker P.,
RA Weissenbach J., Lemaitre B., Medigue C., Boccard F.;
RT "Complete genome sequence of the entomopathogenic and metabolically
RT versatile soil bacterium Pseudomonas entomophila.";
RL Nat. Biotechnol. 24:673-679(2006).
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:0000255|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; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00098};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00098};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00098};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00098}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00098}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC MetG type 1 subfamily. {ECO:0000255|HAMAP-Rule:MF_00098}.
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DR EMBL; CT573326; CAK14115.1; -; Genomic_DNA.
DR RefSeq; WP_011532533.1; NC_008027.1.
DR AlphaFoldDB; Q1IDZ3; -.
DR SMR; Q1IDZ3; -.
DR STRING; 384676.PSEEN1220; -.
DR EnsemblBacteria; CAK14115; CAK14115; PSEEN1220.
DR KEGG; pen:PSEEN1220; -.
DR eggNOG; COG0073; Bacteria.
DR eggNOG; COG0143; Bacteria.
DR HOGENOM; CLU_009710_7_0_6; -.
DR OMA; SDMHGTP; -.
DR OrthoDB; 761140at2; -.
DR Proteomes; UP000000658; Chromosome.
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-KW.
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; 2.20.28.20; -; 1.
DR Gene3D; 2.40.50.140; -; 1.
DR Gene3D; 3.40.50.620; -; 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 PANTHER; PTHR45765; PTHR45765; 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; SSF47323; 1.
DR SUPFAM; SSF50249; SSF50249; 1.
DR SUPFAM; SSF57770; SSF57770; 1.
DR TIGRFAMs; TIGR00398; metG; 1.
DR TIGRFAMs; TIGR00399; metG_C_term; 1.
DR PROSITE; PS00178; AA_TRNA_LIGASE_I; 1.
DR PROSITE; PS50886; TRBD; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW Nucleotide-binding; Protein biosynthesis; RNA-binding; tRNA-binding; Zinc.
FT CHAIN 1..679
FT /note="Methionine--tRNA ligase"
FT /id="PRO_0000331869"
FT DOMAIN 577..679
FT /note="tRNA-binding"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT MOTIF 14..24
FT /note="'HIGH' region"
FT MOTIF 331..335
FT /note="'KMSKS' region"
FT BINDING 145
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 148
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 158
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 161
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 334
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
SQ SEQUENCE 679 AA; 75209 MW; 7D0E3D6413CC3E86 CRC64;
MSEPRQILVT SALPYANGSI HLGHMLEYIQ TDMWVRFQKL RGNQCVYVCA DDAHGSAIML
RAEKEGITPE QLIANVQAEH SSDFADFLVD FDNFHSTHSE ENRELSGLIY TRLRDAGHIA
TRSVTQYFDP EKGMFLADRF IKGTCPKCAA EDQYGDNCEK CGATYAPTEL KNPKSAISGA
TPVLRDSQHF FFKLPDFQAM LQQWTRSGTL QDAVANKLAE WLDSGLQEWD ISRDAPYFGF
EIPGEPGKYF YVWLDAPIGY MASFKNLCAR RPELDFDAFW SEGSKAELYH FIGKDIVNFH
ALFWPAMLEG SGFRKPTAVN VHGYLTVNGA KMSKSRGTFI KARTYLDHLQ PEYLRYYYAA
KLGRGVDDLD LNLEDFVQKV NSDLVGKVVN IASRCAGFIH KGNDGVMVAG DAAPDLTEAF
LAAAPSIAEA YESRDFGRAM REIMALADRA NAWIADKAPW SLAKQEGKQE EVQAICAQGI
NLFRQLVIFL KPVLPLLAAD AEAFLNVAPL TWNDHLSRLE NHKLNPFKAL MSRIEPAKVE
AMIAASKEDL LAAEAKAPAG NGELTKDPLS AEIEFDTFAA VDLRVALIVK AEAVPGADKL
LQLTLDIGDE RRNVFSGIKS AYPDPSKLEG RLTMMVANLK PRKMRFGVSE GMVMAAGPGG
EEIYLLSPDS GAKPGQRIK
