SYM_FLAJ1
ID SYM_FLAJ1 Reviewed; 711 AA.
AC A5FLM7;
DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 12-JUN-2007, sequence version 1.
DT 03-AUG-2022, entry version 94.
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=Fjoh_0857;
OS Flavobacterium johnsoniae (strain ATCC 17061 / DSM 2064 / JCM 8514 / NBRC
OS 14942 / NCIMB 11054 / UW101) (Cytophaga johnsonae).
OC Bacteria; Bacteroidetes; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Flavobacterium.
OX NCBI_TaxID=376686;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 17061 / DSM 2064 / JCM 8514 / NBRC 14942 / NCIMB 11054 / UW101;
RX PubMed=19717629; DOI=10.1128/aem.01495-09;
RA McBride M.J., Xie G., Martens E.C., Lapidus A., Henrissat B., Rhodes R.G.,
RA Goltsman E., Wang W., Xu J., Hunnicutt D.W., Staroscik A.M., Hoover T.R.,
RA Cheng Y.Q., Stein J.L.;
RT "Novel features of the polysaccharide-digesting gliding bacterium
RT Flavobacterium johnsoniae as revealed by genome sequence analysis.";
RL Appl. Environ. Microbiol. 75:6864-6875(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: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; CP000685; ABQ03891.1; -; Genomic_DNA.
DR RefSeq; WP_012022944.1; NZ_MUGZ01000025.1.
DR AlphaFoldDB; A5FLM7; -.
DR SMR; A5FLM7; -.
DR STRING; 376686.Fjoh_0857; -.
DR PRIDE; A5FLM7; -.
DR EnsemblBacteria; ABQ03891; ABQ03891; Fjoh_0857.
DR KEGG; fjo:Fjoh_0857; -.
DR eggNOG; COG0073; Bacteria.
DR eggNOG; COG0143; Bacteria.
DR HOGENOM; CLU_009710_1_2_10; -.
DR OMA; SDMHGTP; -.
DR OrthoDB; 761140at2; -.
DR Proteomes; UP000006694; 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-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..711
FT /note="Methionine--tRNA ligase"
FT /id="PRO_0000331823"
FT DOMAIN 610..711
FT /note="tRNA-binding"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT MOTIF 15..25
FT /note="'HIGH' region"
FT MOTIF 336..340
FT /note="'KMSKS' region"
FT BINDING 147
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 150
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 160
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 163
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
FT BINDING 339
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00098"
SQ SEQUENCE 711 AA; 80194 MW; 9144B92138F6E6E3 CRC64;
MTQNPKRYTI TAALPYTNGP IHIGHLAGVY VPADIYSRYL RLQGKDVAFI CGSDEHGVAI
SMKAKKEGVT PQEVIDKYDG IIRKSFADFG ISFNNYSRTS AKIHHDTASE FFRTLYDKGD
FIEEVTEQLY DAKANQFLAD RFVVGTCPKC DNPEAYGDQC EKCGSTLNAT DLINPKSTIT
GETPILKETK HWFLPLDRYS DFLTKWILEG HKNDWKPNVY GQVKSWIDGG LEPRAVTRDL
DWGIDVPVEG AEGKKLYVWF DAPIGYISST KEWAAREGKD WEPYWKDEET KLVHFIGKDN
IVFHCIIFPA MLKAEGSYIL PDNVPANEFL NLEGNKLSTS KNWAVWLHEY LEEFPDKQDV
LRYALTSNAP ETKDNDFTWK DFQARNNNEL VAIFGNFVNR VVVLTNKYYD GVIPTPNEFT
EIDEQTLAEL KAYPAVISSS VERYRFREAL GELMNVARLG NKYLADEEPW KVMKDNPERV
KTQMYVALQI AAALSVLAEP FLPFTAAKLS KILNLGDLKE HFEGFSKFLK ERHQDANDII
IDKTLGWNDI SENSDLIPAG HKIGEAELLF AKIEDEEIQK QIDKLEATKT ANIAENQKAE
PQKDLIQFED FAKMDIRIGT ILEAEKMPKA NKLLVLKVDT GIDVRTIVSG IAESFSPEEI
IGKRVSVLAN LAPRALRGVE SQGMILMTTN AEGKLVFVNP DADAPNGATV N