SYM_PYRAE
ID SYM_PYRAE Reviewed; 570 AA.
AC Q8ZU56;
DT 08-NOV-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2002, sequence version 1.
DT 03-AUG-2022, entry version 118.
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=PAE2940;
OS Pyrobaculum aerophilum (strain ATCC 51768 / DSM 7523 / JCM 9630 / CIP
OS 104966 / NBRC 100827 / IM2).
OC Archaea; Crenarchaeota; Thermoprotei; Thermoproteales; Thermoproteaceae;
OC Pyrobaculum.
OX NCBI_TaxID=178306;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51768 / DSM 7523 / JCM 9630 / CIP 104966 / NBRC 100827 / IM2;
RX PubMed=11792869; DOI=10.1073/pnas.241636498;
RA Fitz-Gibbon S.T., Ladner H., Kim U.-J., Stetter K.O., Simon M.I.,
RA Miller J.H.;
RT "Genome sequence of the hyperthermophilic crenarchaeon Pyrobaculum
RT aerophilum.";
RL Proc. Natl. Acad. Sci. U.S.A. 99:984-989(2002).
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 -!- 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; AE009441; AAL64552.1; -; Genomic_DNA.
DR AlphaFoldDB; Q8ZU56; -.
DR SMR; Q8ZU56; -.
DR STRING; 178306.PAE2940; -.
DR PRIDE; Q8ZU56; -.
DR EnsemblBacteria; AAL64552; AAL64552; PAE2940.
DR KEGG; pai:PAE2940; -.
DR PATRIC; fig|178306.9.peg.2201; -.
DR eggNOG; arCOG00810; Archaea.
DR HOGENOM; CLU_009710_1_2_2; -.
DR InParanoid; Q8ZU56; -.
DR OMA; SDMHGTP; -.
DR Proteomes; UP000002439; Chromosome.
DR GO; GO:0017101; C:aminoacyl-tRNA synthetase multienzyme complex; IBA:GO_Central.
DR GO; GO:0005829; C:cytosol; IBA:GO_Central.
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; IBA:GO_Central.
DR GO; GO:0006431; P:methionyl-tRNA aminoacylation; IBA:GO_Central.
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; Reference proteome; Zinc.
FT CHAIN 1..570
FT /note="Methionine--tRNA ligase"
FT /id="PRO_0000139195"
FT MOTIF 11..21
FT /note="'HIGH' region"
FT MOTIF 333..337
FT /note="'KMSKS' region"
FT BINDING 143
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 146
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 159
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 336
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
SQ SEQUENCE 570 AA; 65753 MW; 7C158A359E6F9940 CRC64;
MAKYVIGSAW PYVQTVPHLG NMIGSVLSAD VYARYLRLKG HEVVFVSGSD VHGTPVEVEA
IQLGVDPAEY SMKMHAIVAE LFKKWNISFD LYTHTHSETH IKFVQDFYLK IYENGYIFTK
EDEVPYCPRD KIYLPDRFII GKCPYCGYER ARGDQCENCG RLLDPKQLIE PKCAVCGSKP
EWRITKHWYL DLRRLEDRIR KYVEENPHLP PNAKEMSLAM LKEGLRPRAV TRDNKWGIPA
PFPGAEGKTI YVWFEAVLGY ISAVVEYFKK IGREEEWKRF WLDPETKVVF FVGKDNVPFH
VIILPALLLA NGGGYVMPTT TASTEYLLYE GDKFSKSRRW GVWIDEALQL LPADYWRFVL
IYIRPENRDT NFSWSTALEI INKVLNDDVG NYANRVLSFI KNRMGGAVPP RGKPSRDDEE
FIEKVKRLFE KAEAHYEAIE LKDAVHTVVE IAREGNKYLN ARAPWDLVKK DVDAANAVMY
HAYWSLKFLA VGLAPAIPES AEQLWKMMGL DAPLTWEEAK RPPAVGKALG EVRPLFRKIT
EEEVKALLAK LEELRNQKYS RKYPWEQVVI
