ID C1DVT3_SULAA Unreviewed; 626 AA.
AC C1DVT3;
DT 26-MAY-2009, integrated into UniProtKB/TrEMBL.
DT 26-MAY-2009, sequence version 1.
DT 27-MAR-2024, entry version 104.
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 ECO:0000313|EMBL:ACN98612.1};
GN OrderedLocusNames=SULAZ_1250 {ECO:0000313|EMBL:ACN98612.1};
OS Sulfurihydrogenibium azorense (strain Az-Fu1 / DSM 15241 / OCM 825).
OC Bacteria; Aquificota; Aquificae; Aquificales; Hydrogenothermaceae;
OC Sulfurihydrogenibium.
OX NCBI_TaxID=204536 {ECO:0000313|EMBL:ACN98612.1, ECO:0000313|Proteomes:UP000001369};
RN [1] {ECO:0000313|EMBL:ACN98612.1, ECO:0000313|Proteomes:UP000001369}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Az-Fu1 / DSM 15241 / OCM 825
RC {ECO:0000313|Proteomes:UP000001369};
RX PubMed=19136599; DOI=10.1128/JB.01645-08;
RA Reysenbach A.L., Hamamura N., Podar M., Griffiths E., Ferreira S.,
RA Hochstein R., Heidelberg J., Johnson J., Mead D., Pohorille A.,
RA Sarmiento M., Schweighofer K., Seshadri R., Voytek M.A.;
RT "Complete and draft genome sequences of six members of the Aquificales.";
RL J. Bacteriol. 191:1992-1993(2009).
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;
CC Evidence={ECO:0000256|ARBA:ARBA00001234, 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: Homodimer. {ECO:0000256|ARBA:ARBA00011738, ECO:0000256|HAMAP-
CC 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}.
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DR EMBL; CP001229; ACN98612.1; -; Genomic_DNA.
DR RefSeq; WP_012673934.1; NC_012438.1.
DR AlphaFoldDB; C1DVT3; -.
DR STRING; 204536.SULAZ_1250; -.
DR KEGG; saf:SULAZ_1250; -.
DR eggNOG; COG0073; Bacteria.
DR eggNOG; COG0143; Bacteria.
DR HOGENOM; CLU_009710_9_4_0; -.
DR OrthoDB; 9810191at2; -.
DR Proteomes; UP000001369; 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:0000049; F:tRNA binding; 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 CDD; cd02800; tRNA_bind_EcMetRS_like; 1.
DR Gene3D; 2.170.220.10; -; 1.
DR Gene3D; 3.40.50.620; HUPs; 1.
DR Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1.
DR HAMAP; MF_01228; Met_tRNA_synth_type2; 1.
DR InterPro; IPR041872; Anticodon_Met.
DR InterPro; IPR013155; M/V/L/I-tRNA-synth_anticd-bd.
DR InterPro; IPR004495; Met-tRNA-synth_bsu_C.
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; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR002547; tRNA-bd_dom.
DR InterPro; IPR032678; tRNA-synt_1_cat_dom.
DR InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR NCBIfam; TIGR00398; metG; 1.
DR NCBIfam; TIGR00399; metG_C_term; 1.
DR PANTHER; PTHR43326:SF1; METHIONINE--TRNA LIGASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43326; METHIONYL-TRNA SYNTHETASE; 1.
DR Pfam; PF08264; Anticodon_1; 1.
DR Pfam; PF01406; tRNA-synt_1e; 1.
DR Pfam; PF09334; tRNA-synt_1g; 1.
DR Pfam; PF01588; tRNA_bind; 1.
DR PRINTS; PR01041; TRNASYNTHMET.
DR SUPFAM; SSF47323; Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases; 1.
DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR SUPFAM; SSF52374; Nucleotidylyl transferase; 1.
DR PROSITE; PS51257; PROKAR_LIPOPROTEIN; 1.
DR PROSITE; PS50886; TRBD; 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};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01228};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_01228};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW 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:UP000001369};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_01228};
KW tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW Rule:MF_01228};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_01228}.
FT DOMAIN 526..626
FT /note="TRNA-binding"
FT /evidence="ECO:0000259|PROSITE:PS50886"
FT MOTIF 12..22
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT MOTIF 296..300
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 127
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 130
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 146
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 149
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
SQ SEQUENCE 626 AA; 73229 MW; 59ACEDCB95296632 CRC64;
MQNKFYITTP IYYVNDVPHL GHAYTTIACD VMARYYRQKG VDTFFLTGTD EHGQKIQKAA
EEKGIHPKEL ADKTHLSFKN LWEKLNISYD RFIRTTDPDH IKAVQHIFQK CYENGDIYLA
EYESYYCVGC EEFKTETEIK DYDYKCPIHL KPCEKVKEES YFFRLSKYTE KLLEFYEKNP
DFIQPDFRRN EVVSFVKQGL KDLSVSRKKD RVWWGIPVPF DESHTIYVWF DALTNYLTAV
GYPDNLNKFW PADVHVVGKD ILRFHAVYWP AFLMSAGIEI PKKVFAHGWW TVEGHKMSKS
LGNVVDPFKA ADEYGVDQLR YFLLREVPFG LDGDFSNQAV VNRINSDLAN DLGNLVSRSL
TMIQKFQEGN ILPYTQLTDL EDEYKNIYEK TIENFDKYLS NLEFSRSLEE VWQFIDWLNK
YIVKVEPWKL NKENKEYLKT VLYVLADGIY AILWMLKPFM PTKIQEALNM LGYNEVKNSI
QPFSLPTNIK IQEVKPLFPR IEIKPKEQKM EEKQEEKQQE YITIDDFAKV KMRVGKVLEA
EKVEKSDKLL KLKVSLGDEE RTIVSGIAQY YKPEELIGKY VIVLANLKPR KIFGIESHGM
LLAAKDGERL TILTVDKEVD VGSPVS
//
