ID A0A099DA79_9ACTN Unreviewed; 597 AA.
AC A0A099DA79;
DT 07-JAN-2015, integrated into UniProtKB/TrEMBL.
DT 07-JAN-2015, sequence version 1.
DT 27-MAR-2024, entry version 54.
DE RecName: Full=Methionine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_00098};
DE EC=6.1.1.10 {ECO:0000256|HAMAP-Rule:MF_00098};
DE AltName: Full=Methionyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00098};
DE Short=MetRS {ECO:0000256|HAMAP-Rule:MF_00098};
GN Name=metG {ECO:0000256|HAMAP-Rule:MF_00098};
GN ORFNames=CDG81_18940 {ECO:0000313|EMBL:ASU79994.1}, IL38_05975
GN {ECO:0000313|EMBL:KGI82280.1};
OS Actinopolyspora erythraea.
OC Bacteria; Actinomycetota; Actinomycetes; Actinopolysporales;
OC Actinopolysporaceae; Actinopolyspora.
OX NCBI_TaxID=414996 {ECO:0000313|EMBL:ASU79994.1, ECO:0000313|Proteomes:UP000215043};
RN [1] {ECO:0000313|EMBL:KGI82280.1, ECO:0000313|Proteomes:UP000029737}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YIM90600 {ECO:0000313|EMBL:KGI82280.1,
RC ECO:0000313|Proteomes:UP000029737};
RX PubMed=25250723;
RA Chen D., Feng J., Huang L., Zhang Q., Wu J., Zhu X., Duan Y., Xu Z.;
RT "Identification and Characterization of a New Erythromycin Biosynthetic
RT Gene Cluster in Actinopolyspora erythraea YIM90600, a Novel Erythronolide-
RT Producing Halophilic Actinomycete Isolated from Salt Field.";
RL PLoS ONE 9:E108129-E108129(2014).
RN [2] {ECO:0000313|EMBL:ASU79994.1, ECO:0000313|Proteomes:UP000215043}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YIM 90600 {ECO:0000313|EMBL:ASU79994.1,
RC ECO:0000313|Proteomes:UP000215043};
RA Yin M., Tang S.;
RT "The complete genome sequence of moderately halophilic actinomycete
RT Actinopolyspora erythraea YIM 90600, the producer of novel erythromycin,
RT novel actinopolysporins A-C and tubercidin.";
RL Submitted (AUG-2017) 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:0000256|ARBA:ARBA00003314,
CC ECO:0000256|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;
CC Evidence={ECO:0000256|ARBA:ARBA00001234, ECO:0000256|HAMAP-
CC Rule:MF_00098};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00098};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|HAMAP-Rule:MF_00098};
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_00098}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00098}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC MetG type 1 subfamily. {ECO:0000256|ARBA:ARBA00008258,
CC ECO:0000256|HAMAP-Rule:MF_00098}.
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DR EMBL; CP022752; ASU79994.1; -; Genomic_DNA.
DR EMBL; JPMV01000012; KGI82280.1; -; Genomic_DNA.
DR RefSeq; WP_043570734.1; NZ_KN214174.1.
DR AlphaFoldDB; A0A099DA79; -.
DR KEGG; aey:CDG81_18940; -.
DR eggNOG; COG0143; Bacteria.
DR HOGENOM; CLU_009710_1_2_11; -.
DR OrthoDB; 9810191at2; -.
DR Proteomes; UP000029737; Unassembled WGS sequence.
DR Proteomes; UP000215043; 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; 3.40.50.620; HUPs; 1.
DR Gene3D; 2.20.28.20; Methionyl-tRNA synthetase, Zn-domain; 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 NCBIfam; TIGR00398; metG; 1.
DR PANTHER; PTHR45765; METHIONINE--TRNA LIGASE; 1.
DR PANTHER; PTHR45765:SF1; METHIONINE--TRNA LIGASE, CYTOPLASMIC; 1.
DR Pfam; PF19303; Anticodon_3; 1.
DR Pfam; PF09334; tRNA-synt_1g; 1.
DR PRINTS; PR01041; TRNASYNTHMET.
DR SUPFAM; SSF47323; Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases; 1.
DR SUPFAM; SSF57770; Methionyl-tRNA synthetase (MetRS), Zn-domain; 1.
DR SUPFAM; SSF52374; Nucleotidylyl transferase; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_00098};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00098}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00098};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00098};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_00098};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00098};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_00098}; Zinc {ECO:0000256|HAMAP-Rule:MF_00098}.
FT DOMAIN 6..411
FT /note="Methionyl/Leucyl tRNA synthetase"
FT /evidence="ECO:0000259|Pfam:PF09334"
FT DOMAIN 422..524
FT /note="Methionyl-tRNA synthetase anticodon-binding"
FT /evidence="ECO:0000259|Pfam:PF19303"
FT REGION 565..597
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT MOTIF 12..22
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT MOTIF 348..352
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 144
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 147
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 157
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 160
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 351
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
SQ SEQUENCE 597 AA; 66700 MW; 5CDAC8BAA202917F CRC64;
MSTPVLTAVA WPYTNGPRHI GHVSGIGVPS DVFSRYHRMA GNKVLMVSGS DEHGTPIQVQ
AEKEGITPRE LVDKYHRVIA EDMGSLGVSY DLYTRTTTGN HYQVVQQIFL ALYRNGYIVP
RTTTGAVSPS TGRTLPDRYI EGTCPICGQD GARGDQCDNC GNQLDAAELR NPVSRINGEV
PRFVETEHLF LDLPAFTESL GKWLATRTDW RSNVLNFTRN LVEDMRPRPI TRDLDWGVPV
PLDGWDEQSM KRLYVWFDAV IGYFSASVEW ARRSGDPEAW RAWWNDPEAL RVYFMGKDNI
TFHAQIWPAL LMGHNGAGDR GGTTGPYGEL NLPTEIASSE FLTMTGSKFS TSRGTVIYVR
DFVREFGPDA LRYFISAAGP ETQDVDFTWD EFVRRINFEL ANEWGNLVNR AVSLAAKNVG
AVPEPKAPEA ADEELRTMAR QAFDVVGGHL RRSRFRAATQ EAMRVVSAAN KYLSEQEPWK
RKDDPERRDT ILHTALQLVS DANTLLTPFL PHSAQKVHEL LGGTGTWAAQ PRLEEVDDLD
VSDRSYPVLT GDYAAEQASW QSRPIEVGTP LSKPTPLFGK LDPELAETGP EWAPIKD
//
