SYM_ACTPJ
ID SYM_ACTPJ Reviewed; 682 AA.
AC B0BTA2;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 26-FEB-2008, sequence version 1.
DT 03-AUG-2022, entry version 87.
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=APJL_0368;
OS Actinobacillus pleuropneumoniae serotype 3 (strain JL03).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC Pasteurellaceae; Actinobacillus.
OX NCBI_TaxID=434271;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JL03;
RX PubMed=18197260; DOI=10.1371/journal.pone.0001450;
RA Xu Z., Zhou Y., Li L., Zhou R., Xiao S., Wan Y., Zhang S., Wang K., Li W.,
RA Li L., Jin H., Kang M., Dalai B., Li T., Liu L., Cheng Y., Zhang L., Xu T.,
RA Zheng H., Pu S., Wang B., Gu W., Zhang X.L., Zhu G.-F., Wang S.,
RA Zhao G.-P., Chen H.;
RT "Genome biology of Actinobacillus pleuropneumoniae JL03, an isolate of
RT serotype 3 prevalent in China.";
RL PLoS ONE 3:E1450-E1450(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 -!- SUBUNIT: Homodimer. {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; CP000687; ABY68959.1; -; Genomic_DNA.
DR RefSeq; WP_012262794.1; NC_010278.1.
DR AlphaFoldDB; B0BTA2; -.
DR SMR; B0BTA2; -.
DR EnsemblBacteria; ABY68959; ABY68959; APJL_0368.
DR KEGG; apj:APJL_0368; -.
DR HOGENOM; CLU_009710_7_0_6; -.
DR OMA; SDMHGTP; -.
DR OrthoDB; 761140at2; -.
DR Proteomes; UP000008547; 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:0000049; F:tRNA binding; IEA:UniProtKB-KW.
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 CDD; cd02800; tRNA_bind_EcMetRS_like; 1.
DR Gene3D; 2.20.28.20; -; 1.
DR Gene3D; 2.40.50.140; -; 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; IPR004495; Met-tRNA-synth_bsu_C.
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; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR002547; tRNA-bd_dom.
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 Pfam; PF01588; tRNA_bind; 1.
DR PRINTS; PR01041; TRNASYNTHMET.
DR SUPFAM; SSF47323; SSF47323; 1.
DR SUPFAM; SSF50249; SSF50249; 1.
DR SUPFAM; SSF57770; SSF57770; 1.
DR TIGRFAMs; TIGR00398; metG; 1.
DR TIGRFAMs; TIGR00399; metG_C_term; 1.
DR PROSITE; PS00178; AA_TRNA_LIGASE_I; 1.
DR PROSITE; PS50886; TRBD; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW Nucleotide-binding; Protein biosynthesis; RNA-binding; tRNA-binding; Zinc.
FT CHAIN 1..682
FT /note="Methionine--tRNA ligase"
FT /id="PRO_1000093694"
FT DOMAIN 580..682
FT /note="tRNA-binding"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT MOTIF 12..22
FT /note="'HIGH' region"
FT MOTIF 328..332
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 331
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
SQ SEQUENCE 682 AA; 77452 MW; AACE9EB6A304E07A CRC64;
MSRKMLVTCA LPYANGAIHL GHMLEHIQAD IWVRFQRMRG NEIYFVCADD AHGTPIMLNA
AKQGITPEQL IEKAKTDHVA DFKGFNISFD NYHSTHSEEN REITTEMYKK LRANGFIKSR
VISQLFDPEK QMFLPDRFVK GTCPKCKAED QYGDNCEVCA STYSPMDLIN PRSAVSGATP
IVKESEHFFF DLPSFEGMLK EWTRSGSLQS EITNKMQEWF ESGLQQWDIS RDAPYFGFPI
PDAENKFFYV WLDAPIGYMA SFKNLCDRTG LNFDEFWKKD SETELYHFIG KDIVYFHSLF
WPAMLDGCEL RKPTNVFAHG YVTVDGVKMS KSRGTFIQAS TYLKHIDPEC LRYYYAAKLN
ERIEDLDLSL EDFVQRVNSD IVNKLVNLAS RNASFIAKRF EGKLADKLED EALFAEFIAQ
SEQIAAHYEN REFNKAIRLI MDLCDKANKY VDDKAPWVIA KQEGCDAQLQ AVCSMGIELF
RVLMSYLKPV LPQLAERAEA FLQTELTWDN IQQPLLGQNV APFKSLFSRL EKKQIDAVIE
ETKALFAAQN KAEDKKGKQK VENTENTAVE PIAAEITIDD FAKLDLRVAK VISCEAVPES
NKLLKFQLDL GDHQRQVLSG IKAAYNNPEE LVGRFVIMVA NLAPRKMKFG VSEGMILSAG
TGGADLFLLS ADEGIRPGMQ VK
