ID F3NDK1_9ACTN Unreviewed; 547 AA.
AC F3NDK1;
DT 28-JUN-2011, integrated into UniProtKB/TrEMBL.
DT 28-JUN-2011, sequence version 1.
DT 24-JAN-2024, entry version 66.
DE RecName: Full=Methionine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_01228};
DE EC=6.1.1.10 {ECO:0000256|HAMAP-Rule:MF_01228};
DE AltName: Full=Methionyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_01228};
DE Short=MetRS {ECO:0000256|HAMAP-Rule:MF_01228};
GN Name=metG {ECO:0000256|HAMAP-Rule:MF_01228};
GN ORFNames=SGM_1215 {ECO:0000313|EMBL:EGG48488.1};
OS Streptomyces griseoaurantiacus M045.
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces; Streptomyces aurantiacus group.
OX NCBI_TaxID=996637 {ECO:0000313|EMBL:EGG48488.1, ECO:0000313|Proteomes:UP000003022};
RN [1] {ECO:0000313|EMBL:EGG48488.1, ECO:0000313|Proteomes:UP000003022}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=M045 {ECO:0000313|EMBL:EGG48488.1,
RC ECO:0000313|Proteomes:UP000003022};
RX PubMed=21551298; DOI=10.1128/JB.05053-11;
RA Li F., Jiang P., Zheng H., Wang S., Zhao G., Qin S., Liu Z.;
RT "Draft genome sequence of the marine bacterium Streptomyces
RT griseoaurantiacus M045, which produces novel manumycin-type antibiotics
RT with a pABA core component.";
RL J. Bacteriol. 193:3417-3418(2011).
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_01228}.
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:0000256|HAMAP-
CC Rule:MF_01228};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01228};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|HAMAP-Rule:MF_01228};
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_01228}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01228}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC MetG type 2A subfamily. {ECO:0000256|HAMAP-Rule:MF_01228}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01228}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EGG48488.1}.
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DR EMBL; AEYX01000022; EGG48488.1; -; Genomic_DNA.
DR RefSeq; WP_006138791.1; NZ_AEYX01000022.1.
DR AlphaFoldDB; F3NDK1; -.
DR STRING; 996637.SGM_1215; -.
DR eggNOG; COG0143; Bacteria.
DR Proteomes; UP000003022; 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; 2.170.220.10; -; 1.
DR Gene3D; 3.40.50.620; HUPs; 1.
DR HAMAP; MF_01228; Met_tRNA_synth_type2; 1.
DR InterPro; IPR041872; Anticodon_Met.
DR InterPro; IPR014758; Met-tRNA_synth.
DR InterPro; IPR023457; Met-tRNA_synth_2.
DR InterPro; IPR015413; Methionyl/Leucyl_tRNA_Synth.
DR InterPro; IPR033911; MetRS_core.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR NCBIfam; TIGR00398; metG; 1.
DR PANTHER; PTHR43326:SF1; METHIONINE--TRNA LIGASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43326; METHIONYL-TRNA SYNTHETASE; 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; SSF52374; Nucleotidylyl transferase; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_01228};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_01228}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01228};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_01228};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01228};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_01228};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_01228}; Reference proteome {ECO:0000313|Proteomes:UP000003022};
KW Zinc {ECO:0000256|HAMAP-Rule:MF_01228}.
FT DOMAIN 14..376
FT /note="Methionyl/Leucyl tRNA synthetase"
FT /evidence="ECO:0000259|Pfam:PF09334"
FT DOMAIN 389..543
FT /note="Methionyl-tRNA synthetase anticodon-binding"
FT /evidence="ECO:0000259|Pfam:PF19303"
FT MOTIF 21..31
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT MOTIF 313..317
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 137
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 140
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 162
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 165
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
SQ SEQUENCE 547 AA; 60698 MW; A76AE5DF7988CB46 CRC64;
MAATGSEKQG AKAYYVSTPI YYVNDAPHLG HAYTTVAGDV LTRWHRQRGE KVWYLTGTDE
HGQKIMRTAE ANGVTPQAWA DKLVTEAWEP LWEHLDIAND DFIRTTQKRH TDRVQEFVQD
LHDKGEIYKG GYEGPYCVGC EEYKLPGELL DGEGEFAGQK LCPIHKKPVE ILSEENYFFR
LSEYTDKLLA HYEANPDFIQ PESARNEVVN FVRQGLQDLS ISRSTFDWGI PIPWDEKHVI
YVWIDALLNY ATAVGYNENQ EKFEETFPAD VHLVGKDILR FHAVIWPAML MAQGLPLPGK
VAANGWLMVG GEKMSKSNLT GIKPQDLTTH FGVDAYRWYF LRAIAFGQDG SFSWEDFSAR
YTSELANDYG NLASRVAAMV GKYFDGELPA STADGEAEAA VRAGLAKAVA EADRRIGEEL
DFQGGILAVF DFVKQVNGYL TEQEPWKVAK TAFSDAAGAA GSEEGRARLA TILYTAAEAL
RAVAVLLNPV MPETSQKLWE SLGAEPSLGA LADQRVQEAA DWGRLPAGAK ITKGAVLFPR
LEEPPTA
//