SYM_ACIF5
ID SYM_ACIF5 Reviewed; 678 AA.
AC B5ENA8;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 14-OCT-2008, sequence version 1.
DT 03-AUG-2022, entry version 86.
DE RecName: Full=Methionine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00098};
DE EC=6.1.1.10 {ECO:0000255|HAMAP-Rule:MF_00098};
DE AltName: Full=Methionyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00098};
DE Short=MetRS {ECO:0000255|HAMAP-Rule:MF_00098};
GN Name=metG {ECO:0000255|HAMAP-Rule:MF_00098}; OrderedLocusNames=Lferr_2296;
OS Acidithiobacillus ferrooxidans (strain ATCC 53993 / BNL-5-31)
OS (Leptospirillum ferrooxidans (ATCC 53993)).
OC Bacteria; Proteobacteria; Acidithiobacillia; Acidithiobacillales;
OC Acidithiobacillaceae; Acidithiobacillus.
OX NCBI_TaxID=380394;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 53993 / BNL-5-31;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Sims D., Brettin T., Detter J.C., Han C.,
RA Kuske C.R., Larimer F., Land M., Hauser L., Kyrpides N., Lykidis A.,
RA Borole A.P.;
RT "Complete sequence of Acidithiobacillus ferrooxidans ATCC 53993.";
RL Submitted (AUG-2008) 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:0000255|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; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00098};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00098};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00098};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00098}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00098}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC MetG type 1 subfamily. {ECO:0000255|HAMAP-Rule:MF_00098}.
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DR EMBL; CP001132; ACH84497.1; -; Genomic_DNA.
DR RefSeq; WP_012537326.1; NC_011206.1.
DR AlphaFoldDB; B5ENA8; -.
DR SMR; B5ENA8; -.
DR GeneID; 66433628; -.
DR KEGG; afe:Lferr_2296; -.
DR eggNOG; COG0073; Bacteria.
DR eggNOG; COG0143; Bacteria.
DR HOGENOM; CLU_009710_7_0_6; -.
DR OMA; SDMHGTP; -.
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-KW.
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; 2.20.28.20; -; 1.
DR Gene3D; 2.40.50.140; -; 1.
DR Gene3D; 3.40.50.620; -; 1.
DR HAMAP; MF_00098; Met_tRNA_synth_type1; 1.
DR InterPro; IPR001412; aa-tRNA-synth_I_CS.
DR InterPro; IPR041872; Anticodon_Met.
DR InterPro; IPR004495; Met-tRNA-synth_bsu_C.
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; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR002547; tRNA-bd_dom.
DR InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR PANTHER; PTHR45765; PTHR45765; 1.
DR Pfam; PF19303; Anticodon_3; 1.
DR Pfam; PF09334; tRNA-synt_1g; 1.
DR Pfam; PF01588; tRNA_bind; 1.
DR PRINTS; PR01041; TRNASYNTHMET.
DR SUPFAM; SSF47323; SSF47323; 1.
DR SUPFAM; SSF50249; SSF50249; 1.
DR SUPFAM; SSF57770; SSF57770; 1.
DR TIGRFAMs; TIGR00398; metG; 1.
DR TIGRFAMs; TIGR00399; metG_C_term; 1.
DR PROSITE; PS00178; AA_TRNA_LIGASE_I; 1.
DR PROSITE; PS50886; TRBD; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW Nucleotide-binding; Protein biosynthesis; RNA-binding; tRNA-binding; Zinc.
FT CHAIN 1..678
FT /note="Methionine--tRNA ligase"
FT /id="PRO_1000199269"
FT DOMAIN 577..678
FT /note="tRNA-binding"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT MOTIF 12..22
FT /note="'HIGH' region"
FT MOTIF 328..332
FT /note="'KMSKS' region"
FT BINDING 143
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 146
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 156
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 159
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 331
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
SQ SEQUENCE 678 AA; 75014 MW; 3EFA477B7318EF42 CRC64;
MKRRILITSA LPYANGPIHL GHLVEYTQTD IWARYQRLRG HDCVYVCADD AHGTPIMLRA
QSEGITPEEL ITRMHGDHLR DFTGFGIRFD LYHSTHSPEN FEISQSIYRA LRAADYINVR
EIEQAYDPVA GIFLPDRFIR GTCPRCGAAD QYGDSCEVCG ATYSPTDLIN PVSAVSGAVP
ERRNSEHYFF QLGDFSDFLR RWIHSGTLQE EVAHKLDEWF SIGLSDWDIS RDAPYFGIPI
PDAPGKFFYV WLDALPGYMA ATQHWCAAHG RNLADYWGPD SAAEIYHFIG KDIIYFHGLF
WPAMLKGSGH RLPTGIFAHG HLTVNGAKMS KSRGTSITAR QYLQHLNPEF LRYYIATKLN
SHVEDIDLNL EDFLLRGNGD LVGKVVNLAS RAAGFIHRSF AGRLAASLGK DQAFYDGLLQ
TQEAIGEAYA GREYGKAMRD IMALADQINA YVDQNAPWTL AKDPAQHESL HRVVTVTLNG
FRVLITLLSP VLPELSRKAL EFLQCELDWA GLSKPLLDHQ ILPYSHLLQR MEKTQVDALI
QNPAESPATA PGTAAAPVPT PVPAEAREEN PFIGIDDFSK VDLRIARIVA ATNVDGADKL
LHLTLDIGEG TRSVFAGIKS AYDPASLVGR LTVMVANLAP RKMRFGLSEG MVLAASGPEG
GPFLLSPDSG AQPGMRVK
