SYM_KORCO
ID SYM_KORCO Reviewed; 559 AA.
AC B1L7J9;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 29-APR-2008, sequence version 1.
DT 03-AUG-2022, entry version 84.
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=Kcr_0066;
OS Korarchaeum cryptofilum (strain OPF8).
OC Archaea; Candidatus Korarchaeota; Candidatus Korarchaeum.
OX NCBI_TaxID=374847;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=OPF8;
RX PubMed=18535141; DOI=10.1073/pnas.0801980105;
RA Elkins J.G., Podar M., Graham D.E., Makarova K.S., Wolf Y., Randau L.,
RA Hedlund B.P., Brochier-Armanet C., Kunin V., Anderson I., Lapidus A.,
RA Goltsman E., Barry K., Koonin E.V., Hugenholtz P., Kyrpides N., Wanner G.,
RA Richardson P., Keller M., Stetter K.O.;
RT "A korarchaeal genome reveals new insights into the evolution of the
RT Archaea.";
RL Proc. Natl. Acad. Sci. U.S.A. 105:8102-8107(2008).
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; CP000968; ACB06826.1; -; Genomic_DNA.
DR RefSeq; WP_012308723.1; NC_010482.1.
DR AlphaFoldDB; B1L7J9; -.
DR SMR; B1L7J9; -.
DR STRING; 374847.Kcr_0066; -.
DR EnsemblBacteria; ACB06826; ACB06826; Kcr_0066.
DR GeneID; 6093355; -.
DR KEGG; kcr:Kcr_0066; -.
DR eggNOG; arCOG00810; Archaea.
DR HOGENOM; CLU_009710_1_2_2; -.
DR InParanoid; B1L7J9; -.
DR OMA; SDMHGTP; -.
DR OrthoDB; 6590at2157; -.
DR PhylomeDB; B1L7J9; -.
DR Proteomes; UP000001686; 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; IPR001412; aa-tRNA-synth_I_CS.
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.
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; Reference proteome; Zinc.
FT CHAIN 1..559
FT /note="Methionine--tRNA ligase"
FT /id="PRO_1000093717"
FT MOTIF 10..20
FT /note="'HIGH' region"
FT MOTIF 331..335
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 154
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 334
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
SQ SEQUENCE 559 AA; 65152 MW; 8728BA42CFA4ED72 CRC64;
MRWIVASAWP YINAVPHLGT LVQVLSSDVF ARFLRKMGEE VVFVSGSDEH GTPIEIEAIR
KGIAPRDLTD KMHAYITWLF ESFGISYDNY TRTESDVHKE FVRDFYLKVY NEGHIFERET
EQLYCPKDEM FLPDRFVTGT CPYCGYERAH GDQCDRCGRL LNPTDLIDPK CSICGSVPEM
RRTKHWFFDL PKFSERLRKY IEENENLPEN AKTLSLSMIE EGLRPRSLTR DNKWGIPAPF
PGSEGKTIYV WMEAVLGYVS AVKEYFLKRG EAERFEEFWK SGDTRSVYFI GKDNIPFHTI
IFPALLMASG EGYALPFSVA STEFLLYEGE KFSKSERRGI WMDEALQLLP ADYWRFYMIY
MRPELKDASF SWEDFESKVN DELNDTIGNL VHRILSFIAS RYSGQIPSVE LDEEASGFLM
RVREIGREIE ENLMKIKLRD ALRSLIEMAR LGNKFFNNRE PWKDFESNRG RADSTILASY
ILLKILAFYM HIFMPSSAEK LWKMLGLEGE PEDRVAFSYH DNGKVSSLEP LFRKIKKEEL
INRLNQIRER GEVLSARES