SYM_CHLAD
ID SYM_CHLAD Reviewed; 600 AA.
AC B8G6F7;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 03-MAR-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=Cagg_0976;
OS Chloroflexus aggregans (strain MD-66 / DSM 9485).
OC Bacteria; Chloroflexi; Chloroflexia; Chloroflexales; Chloroflexineae;
OC Chloroflexaceae; Chloroflexus.
OX NCBI_TaxID=326427;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MD-66 / DSM 9485;
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Pitluck S., Foster B., Larimer F., Land M., Hauser L., Kyrpides N.,
RA Mikhailova N., Bryant D.A., Richardson P.;
RT "Complete sequence of Chloroflexus aggregans DSM 9485.";
RL Submitted (DEC-2008) 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; CP001337; ACL23894.1; -; Genomic_DNA.
DR RefSeq; WP_012616260.1; NC_011831.1.
DR AlphaFoldDB; B8G6F7; -.
DR SMR; B8G6F7; -.
DR STRING; 326427.Cagg_0976; -.
DR EnsemblBacteria; ACL23894; ACL23894; Cagg_0976.
DR KEGG; cag:Cagg_0976; -.
DR eggNOG; COG0143; Bacteria.
DR HOGENOM; CLU_009710_1_2_0; -.
DR OMA; SDMHGTP; -.
DR OrthoDB; 761140at2; -.
DR Proteomes; UP000002508; 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; 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_1000118728"
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; 68054 MW; DCFE8361F05F6ADC CRC64;
MPEHILVAVA WPYANGPRHI GHVAGFGVPA DIFARYHRLR GNRVLMVSGT DEHGTPITLV
ADKEGTTPQA IADRYNKIIG DDLYNLGLSY DTFTRTTTAN HYAVTQDIFR TLYERGYIIR
QETLGAFSAT TGRTLPDRYI EGTCPLCGYD EARGDQCDNC GSQLDPTDLI NPRSKVDGQP
PVFKPTEHFF LDLPAFAEQL HDWINRQDHW RPNVRNFSLN FLKDLKPRAI TRDLEWGVPI
PLPEYANRDD KKIYVWFDAV IGYLSASIEW AQNSGQPDAW REWWQNPDAR HFYFMGKDNI
VFHTVIWPAM LLGYGAGGQF GADPGGKYDG IPLQLPYNVV SSEFLTMEGK KFSSSRGIVI
YVNDFLSRYD ADALRYFLTI AGPENQDTDF TWAEFVRRNN DELVATWGNL VNRTLSNVYK
NFGSVPQPGP LTPVDEQVLA EVTGGIETVG ELLAAARFKA ALAEAMRLAA QVNIYLSEQE
PWKVIKSDHE RAATIWYVAL RCVDTLKIIF TPFLPFSSQR LHEYLGYNGY IAGPLTFREV
TEANGRTHRV LTGDYDRWVG RWEPSVLPVG QVLRQPQPLF KKLDEKVIEE ELARMQSRLG
