ID   SYM_BACC3               Reviewed;         544 AA.
AC   C1EYD5;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   26-MAY-2009, sequence version 1.
DT   03-AUG-2022, entry version 78.
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=BCA_5184;
OS   Bacillus cereus (strain 03BB102).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus;
OC   Bacillus cereus group.
OX   NCBI_TaxID=572264;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=03BB102;
RA   Dodson R.J., Jackson P., Munk A.C., Brettin T., Bruce D., Detter C.,
RA   Tapia R., Han C., Sutton G., Sims D.;
RT   "Genome sequence of Bacillus cereus 03BB102.";
RL   Submitted (FEB-2009) 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: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: Monomer. {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; CP001407; ACO28107.1; -; Genomic_DNA.
DR   RefSeq; WP_000021573.1; NZ_CP009318.1.
DR   AlphaFoldDB; C1EYD5; -.
DR   SMR; C1EYD5; -.
DR   EnsemblBacteria; ACO28107; ACO28107; BCA_5184.
DR   KEGG; bcx:BCA_5184; -.
DR   PATRIC; fig|572264.18.peg.5107; -.
DR   OMA; YMRMAGH; -.
DR   Proteomes; UP000002210; 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:0006431; P:methionyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   CDD; cd07957; Anticodon_Ia_Met; 1.
DR   CDD; cd00814; MetRS_core; 1.
DR   Gene3D; 2.20.28.20; -; 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; IPR013155; M/V/L/I-tRNA-synth_anticd-bd.
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; IPR014729; Rossmann-like_a/b/a_fold.
DR   InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR   PANTHER; PTHR45765; PTHR45765; 1.
DR   Pfam; PF08264; Anticodon_1; 1.
DR   Pfam; PF09334; tRNA-synt_1g; 1.
DR   PRINTS; PR01041; TRNASYNTHMET.
DR   SUPFAM; SSF47323; SSF47323; 1.
DR   SUPFAM; SSF57770; SSF57770; 1.
DR   TIGRFAMs; TIGR00398; metG; 1.
DR   PROSITE; PS00178; AA_TRNA_LIGASE_I; 1.
PE   3: Inferred from homology;
KW   Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW   Nucleotide-binding; Protein biosynthesis; Zinc.
FT   CHAIN           1..544
FT                   /note="Methionine--tRNA ligase"
FT                   /id="PRO_1000199272"
FT   MOTIF           10..20
FT                   /note="'HIGH' region"
FT   MOTIF           329..333
FT                   /note="'KMSKS' region"
FT   BINDING         141
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT   BINDING         144
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT   BINDING         153
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT   BINDING         156
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT   BINDING         332
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
SQ   SEQUENCE   544 AA;  62987 MW;  B9CA96C605D50318 CRC64;
     MSIFIGGAWP YANGSLHLGH IASLLPGDIL ARYYRAKGEN VLYVSGSDCN GTPIAIRAKQ
     EGVTAKEIAN KYHEEFERCF RNLGFTYDCY TRTDSEHHHE TVQNVFLRLL EEGHIYKKTV
     EQAYCETCTQ FLPDRYVEGV CPHCHEEARG DQCDACSAIL DPLDLLEKKC KLCGSTPSIQ
     ETEHFYFALH TFQEQIKRAV EIAKQTGTWR DNAIQLTERY VKEGLLDRAV SRDLPIGVPI
     PVEGYEDKKI YVWIEAVTGY YSASKHWAEE TGKDDREFWD SEAKTYYVHG KDNIPFHSVI
     WPAVLLGIGE GAIPRHIVSN EYLTVEKRKL STSKNWAVWV PDILERYDPD SIRYFLTVNA
     PENRDTDFSW REFIYSHNSE LLGAYGNFVN RTLKFIEKYY GGIMPKGSID VELKDKIERL
     YKHVGEAIEQ TKFKVALESI FDAVRFANKY FDERQPWKER EDDPVSCEET IYNCVYLIAN
     FANLLEPFLP FSSERIRNTL SIVNRNWEPQ HTLPTRIDSV KPLFERIDVK QIERELEKLY
     GAVK