ID A0A1G6RHJ7_9PSEU Unreviewed; 599 AA.
AC A0A1G6RHJ7;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 25.
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=SAMN05216174_106355 {ECO:0000313|EMBL:SDD04102.1};
OS Actinokineospora iranica.
OC Bacteria; Actinomycetota; Actinomycetes; Pseudonocardiales;
OC Pseudonocardiaceae; Actinokineospora.
OX NCBI_TaxID=1271860 {ECO:0000313|EMBL:SDD04102.1, ECO:0000313|Proteomes:UP000199501};
RN [1] {ECO:0000313|Proteomes:UP000199501}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=IBRC-M 10403 {ECO:0000313|Proteomes:UP000199501};
RA Varghese N., Submissions S.;
RL Submitted (OCT-2016) 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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; FMZZ01000006; SDD04102.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G6RHJ7; -.
DR STRING; 1271860.SAMN05216174_106355; -.
DR OrthoDB; 9810191at2; -.
DR Proteomes; UP000199501; Unassembled WGS sequence.
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}; Reference proteome {ECO:0000313|Proteomes:UP000199501};
KW Zinc {ECO:0000256|HAMAP-Rule:MF_00098}.
FT DOMAIN 6..413
FT /note="Methionyl/Leucyl tRNA synthetase"
FT /evidence="ECO:0000259|Pfam:PF09334"
FT DOMAIN 424..525
FT /note="Methionyl-tRNA synthetase anticodon-binding"
FT /evidence="ECO:0000259|Pfam:PF19303"
FT MOTIF 12..22
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT MOTIF 350..354
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 353
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
SQ SEQUENCE 599 AA; 66828 MW; D39EC3B139ECA850 CRC64;
MSAPVLTAVA WPYANGPRHI GHVSGFGVPS DVFSRYMRMS GHRVLMVSGT DEHGTPISVQ
ADKEGMTTRE LADKYNRVIA EDLQGLGLSY DLFTRTTTGN HYKVVQDLFL ALWRNGYVQV
KTQMGAISPS TGRTLPDRYI EGTCPICGYD GARGDQCDNC GNQLDPIDLK NPRSRINGET
PKFVETEHLF LDLPAFAETM GSWLSTKTEW RPNVLKFSQN LLGDMRPRAI TRDLDWGVPV
PLDGWRDAPM KRFYVWFDAV IGYLSASVEW ARRTGDADAW KEFWTDPAQG YYFMGKDNIV
FHSLIWPSLL LGHNGAGDRV APGGEPGAFG TLNLPTEVVS SEFLTMSGSK FSTSRGTVIY
VRDFLKQFGP DTLRYFISVA GPENQDTDFT WDEFVRRTNF ELANEWGNLV NRSVSMAHKN
VGAVPRPTAP TAADEQLKAL ARAAFDTVGD NLRRSRFKLA ASEAMRVVGA ANKYLSDEEP
WKRKDDLERR DTILHTALQV VSDANTLLTP FLPHSAQKVH ELLGGKGVWA AQPELREVDD
LDEPSRRYPI LTGDYADETA RWESVDIEVG RPLDKPAPLF AKLDAELGET GPDWAPIEK
//
