ID I4ESN3_9ACTN Unreviewed; 606 AA.
AC I4ESN3;
DT 05-SEP-2012, integrated into UniProtKB/TrEMBL.
DT 05-SEP-2012, sequence version 1.
DT 24-JAN-2024, entry version 66.
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 ECO:0000313|EMBL:CCH86396.1};
GN OrderedLocusNames=MODMU_0946 {ECO:0000313|EMBL:CCH86396.1};
OS Modestobacter marinus.
OC Bacteria; Actinomycetota; Actinomycetes; Geodermatophilales;
OC Geodermatophilaceae; Modestobacter.
OX NCBI_TaxID=477641 {ECO:0000313|EMBL:CCH86396.1, ECO:0000313|Proteomes:UP000006461};
RN [1] {ECO:0000313|EMBL:CCH86396.1, ECO:0000313|Proteomes:UP000006461}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BC501 {ECO:0000313|EMBL:CCH86396.1,
RC ECO:0000313|Proteomes:UP000006461};
RX PubMed=22887672; DOI=10.1128/JB.01029-12;
RA Normand P., Gury J., Pujic P., Chouaia B., Crotti E., Brusetti L.,
RA Daffonchio D., Vacherie B., Barbe V., Medigue C., Calteau A.,
RA Ghodhbane-Gtari F., Essoussi I., Nouioui I., Abbassi-Ghozzi I., Gtari M.;
RT "Genome Sequence of Radiation-Resistant Modestobacter marinus Strain BC501,
RT a Representative Actinobacterium That Thrives on Calcareous Stone
RT Surfaces.";
RL J. Bacteriol. 194:4773-4774(2012).
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; FO203431; CCH86396.1; -; Genomic_DNA.
DR RefSeq; WP_014739002.1; NC_017955.1.
DR AlphaFoldDB; I4ESN3; -.
DR STRING; 477641.MODMU_0946; -.
DR KEGG; mmar:MODMU_0946; -.
DR PATRIC; fig|477641.3.peg.886; -.
DR eggNOG; COG0143; Bacteria.
DR HOGENOM; CLU_009710_1_2_11; -.
DR OMA; YMRMAGH; -.
DR OrthoDB; 9810191at2; -.
DR Proteomes; UP000006461; 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}; Reference proteome {ECO:0000313|Proteomes:UP000006461};
KW Zinc {ECO:0000256|HAMAP-Rule:MF_00098}.
FT DOMAIN 7..412
FT /note="Methionyl/Leucyl tRNA synthetase"
FT /evidence="ECO:0000259|Pfam:PF09334"
FT DOMAIN 423..525
FT /note="Methionyl-tRNA synthetase anticodon-binding"
FT /evidence="ECO:0000259|Pfam:PF19303"
FT MOTIF 13..23
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT MOTIF 349..353
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 145
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 148
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 158
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 161
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
FT BINDING 352
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00098"
SQ SEQUENCE 606 AA; 66664 MW; 41C4DCF57C717223 CRC64;
MTDRHILTAV AWPYANGPRH IGHVSGFGVP SDVFSRYHRM AGDKVLMVSG TDEHGTPITV
AADAEGVTPR EIADRNNRVI VQDLQSLGLS YDLFTRTTTV NHRSVSQEIF LGLLKNGYVF
PQTTLGAISP STGRTLPDRY IEGTCPICGY DGARGDQCDN CGNQLDPTDL INPVSRINGE
TPKFVESEHY FLDLPAFARA LGDWLATRTN WRSNVLNFSV NLLEDLKPRS YTRDIDWGVP
VPLDGWRDRD DKRIYVWFDA VVGYLSASIE WARRSGDPEA WRQWWQTPDS AAYYFMGKDN
IVFHAEIWPA QLLGYNGEGD KGGTPGSYGR LNLPTEVVSS EFLTMEGRKF SSSRNVVIYV
RDFLARYDAD ALRYFIAVAG PENQDTDFTW AEFLRRNNDE LVAGWGNLVN RSVSMAAKNI
GAVPTPGELT DADRALLATT SGAFSAVGDL LARNRQKAAA TEAMRIVGEA NKYLSDQAPW
KLKEDPARRD TVLHTALQAI KDCNTLLTPF LPHSSQQVHE LLGGTGTWSV APRIDEVTDL
DDGSPYPIIT GSYGEAQAVW ASTPLAPPGT PLAAPTPVFT KLDPSIVEEE LARLEAGGKS
STDGEA
//
