ID A0A133XPR3_9ACTN Unreviewed; 535 AA.
AC A0A133XPR3;
DT 08-JUN-2016, integrated into UniProtKB/TrEMBL.
DT 08-JUN-2016, sequence version 1.
DT 13-SEP-2023, entry version 33.
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=HMPREF3192_01300 {ECO:0000313|EMBL:KXB32931.1};
OS Atopobium deltae.
OC Bacteria; Actinomycetota; Coriobacteriia; Coriobacteriales; Atopobiaceae;
OC Atopobium.
OX NCBI_TaxID=1393034 {ECO:0000313|EMBL:KXB32931.1, ECO:0000313|Proteomes:UP000070675};
RN [1] {ECO:0000313|Proteomes:UP000070675}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DNF00019 {ECO:0000313|Proteomes:UP000070675};
RA Mitreva M., Pepin K.H., Mihindukulasuriya K.A., Fulton R., Fronick C.,
RA O'Laughlin M., Miner T., Herter B., Rosa B.A., Cordes M., Tomlinson C.,
RA Wollam A., Palsikar V.B., Mardis E.R., Wilson R.K.;
RL Submitted (JAN-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_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 -!- 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 {ECO:0000256|RuleBase:RU363039}.
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:KXB32931.1}.
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DR EMBL; LSCR01000042; KXB32931.1; -; Genomic_DNA.
DR RefSeq; WP_066306307.1; NZ_KQ959516.1.
DR AlphaFoldDB; A0A133XPR3; -.
DR STRING; 1393034.HMPREF3192_01300; -.
DR PATRIC; fig|1393034.3.peg.1265; -.
DR OrthoDB; 9810191at2; -.
DR Proteomes; UP000070675; 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: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 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:UP000070675}.
FT DOMAIN 8..380
FT /note="Methionyl/Leucyl tRNA synthetase"
FT /evidence="ECO:0000259|Pfam:PF09334"
FT DOMAIN 393..507
FT /note="Methionyl-tRNA synthetase anticodon-binding"
FT /evidence="ECO:0000259|Pfam:PF19303"
FT MOTIF 317..321
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 129
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 156
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 159
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
SQ SEQUENCE 535 AA; 60801 MW; 8678F5DE6B1B6E67 CRC64;
MAHAKPFYIT TPIYYVNAAP HLGTAYCTIL CDVQARYRRA MGYDVKFLTG MDEHGQKVAE
AAQAHGLSPQ AWCDSQAPLF KNLWEQLEIS MDDFIRTTEP RQYKAVQHLW NKMKDSGFLY
KGSYDGWYCV PEETYFTENQ VRKSDEEHHT QHQHLCPDCG RPLQRVQEES YFFKLSAFQD
KLLALYDEHP DFVQPAFRMN EVRSFVAGGL QDLSVSRTSF DWGVPVPFDE KHVTYVWFDA
LLNYMTAVGY GQDGTDAACE FALRWPADYH VVGKDIIRFH CVIWPAMLMA LGEALPKHVF
AHGFLTVRNP ETGAAEKMSK SRGNAIAPAD VIDLLGIEGY RYYFMTDVIH GEDSAISFER
MEQVYNADLA NSWGNLVSRS LTMSAKYFDG KTPELGEWAS HENVLRDCAS AAVPRYRESM
ERMDYVGAKN AVMELIHAAN LYIEQSAPWN VAKDEARRGE LVDIIANLLE SIRISAHLLM
PFMPQTSAET LRRMGLEEQV ASTDLVEVCA WGGLVSQREV IKGEALFPRL SSHKE
//