SYM_CHLSY
ID SYM_CHLSY Reviewed; 600 AA.
AC B9LDY3;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 24-MAR-2009, sequence version 1.
DT 03-AUG-2022, entry version 75.
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=Chy400_3732;
OS Chloroflexus aurantiacus (strain ATCC 29364 / DSM 637 / Y-400-fl).
OC Bacteria; Chloroflexi; Chloroflexia; Chloroflexales; Chloroflexineae;
OC Chloroflexaceae; Chloroflexus.
OX NCBI_TaxID=480224;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29364 / DSM 637 / Y-400-fl;
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Sims D., Kiss H., Brettin T.,
RA Detter J.C., Han C., Larimer F., Land M., Hauser L., Kyrpides N.,
RA Ovchinnikova G., Bryant D.A., Richardson P.;
RT "Complete sequence of Chloroflexus sp. Y-400-fl.";
RL Submitted (JAN-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; CP001364; ACM55099.1; -; Genomic_DNA.
DR RefSeq; WP_012259302.1; NC_012032.1.
DR AlphaFoldDB; B9LDY3; -.
DR SMR; B9LDY3; -.
DR KEGG; chl:Chy400_3732; -.
DR HOGENOM; CLU_009710_1_2_0; -.
DR OMA; SDMHGTP; -.
DR OrthoDB; 761140at2; -.
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; IPR041872; Anticodon_Met.
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; PF19303; Anticodon_3; 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.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW Nucleotide-binding; Protein biosynthesis; Zinc.
FT CHAIN 1..600
FT /note="Methionine--tRNA ligase"
FT /id="PRO_1000118729"
FT MOTIF 12..22
FT /note="'HIGH' region"
FT MOTIF 351..355
FT /note="'KMSKS' region"
FT BINDING 144
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 147
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 157
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 160
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 354
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
SQ SEQUENCE 600 AA; 67972 MW; EC9ECCA6FD4E14DC CRC64;
MPEHILVAVA WPYANGPRHI GHVAGFGVPA DIFARYHRLR GNHVLMISGT DEHGTPITLV
ADKEGTTPQA IADRYNKIIG DDLYNLGLSY DIFTRTTTAN HYAVTQDIFR TLYERGYIIR
QETLGAFSAT TGRTLPDRYI EGTCPICGYD EARGDQCDNC GSQLDPTDLI NPRSKVDGQP
PVFKPTEHFF LDLPAFAEQL HAWIDRQTHW RPNVRNFSLN FLKELKPRAI TRDLEWGVPI
PLPEYVHRDD KKIYVWFDAV IGYLSASIEW ARNSGQPDAW RTWWQNPAAR HFYFMGKDNI
VFHTVIWPAM LLGYGAGGDF GTDPSGTYQG VPLQLPYNVV SSEFLTMEGK KFSSSRGIVI
YVNDFLSRYD ADALRYFLTI AGPENQDTDF TWAEFVRRNN DELVATWGNL VNRTLTNVYK
NFGSVPQPGP LTATDEQLIQ EVNGGLETVG DLLATARFKA ALSEAMRLAA QVNIYLSEQE
PWKVIKSDRE RAATIWYVAL RCVDTLKIIF TPFLPFSSQR LHEYLGYDGY IAGPLSFRDV
TEADGRVHRV LTGNYAEWVG RWQPSALPVG QALRQPQPLF KKLDEKVVDE ELARMQSRAS
