SYC_SYMTH
ID SYC_SYMTH Reviewed; 471 AA.
AC Q67JP9;
DT 15-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT 11-OCT-2004, sequence version 1.
DT 03-AUG-2022, entry version 100.
DE RecName: Full=Cysteine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00041};
DE EC=6.1.1.16 {ECO:0000255|HAMAP-Rule:MF_00041};
DE AltName: Full=Cysteinyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00041};
DE Short=CysRS {ECO:0000255|HAMAP-Rule:MF_00041};
GN Name=cysS {ECO:0000255|HAMAP-Rule:MF_00041}; OrderedLocusNames=STH3119;
OS Symbiobacterium thermophilum (strain T / IAM 14863).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Symbiobacteriaceae;
OC Symbiobacterium.
OX NCBI_TaxID=292459;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=T / IAM 14863;
RX PubMed=15383646; DOI=10.1093/nar/gkh830;
RA Ueda K., Yamashita A., Ishikawa J., Shimada M., Watsuji T., Morimura K.,
RA Ikeda H., Hattori M., Beppu T.;
RT "Genome sequence of Symbiobacterium thermophilum, an uncultivable bacterium
RT that depends on microbial commensalism.";
RL Nucleic Acids Res. 32:4937-4944(2004).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-cysteine + tRNA(Cys) = AMP + diphosphate + L-
CC cysteinyl-tRNA(Cys); Xref=Rhea:RHEA:17773, Rhea:RHEA-COMP:9661,
CC Rhea:RHEA-COMP:9679, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:35235, ChEBI:CHEBI:78442, ChEBI:CHEBI:78517,
CC ChEBI:CHEBI:456215; EC=6.1.1.16; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00041};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00041};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00041};
CC -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00041}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00041}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC {ECO:0000255|HAMAP-Rule:MF_00041}.
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DR EMBL; AP006840; BAD42101.1; -; Genomic_DNA.
DR AlphaFoldDB; Q67JP9; -.
DR SMR; Q67JP9; -.
DR STRING; 292459.STH3119; -.
DR EnsemblBacteria; BAD42101; BAD42101; STH3119.
DR KEGG; sth:STH3119; -.
DR eggNOG; COG0215; Bacteria.
DR HOGENOM; CLU_013528_0_1_9; -.
DR OMA; AKYWMHN; -.
DR Proteomes; UP000000417; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004817; F:cysteine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006423; P:cysteinyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd00672; CysRS_core; 1.
DR Gene3D; 3.40.50.620; -; 1.
DR HAMAP; MF_00041; Cys_tRNA_synth; 1.
DR InterPro; IPR015803; Cys-tRNA-ligase.
DR InterPro; IPR015273; Cys-tRNA-synt_Ia_DALR.
DR InterPro; IPR024909; Cys-tRNA/MSH_ligase.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR032678; tRNA-synt_1_cat_dom.
DR InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR PANTHER; PTHR10890; PTHR10890; 1.
DR Pfam; PF09190; DALR_2; 1.
DR Pfam; PF01406; tRNA-synt_1e; 1.
DR PRINTS; PR00983; TRNASYNTHCYS.
DR SMART; SM00840; DALR_2; 1.
DR SUPFAM; SSF47323; SSF47323; 1.
DR TIGRFAMs; TIGR00435; cysS; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW Nucleotide-binding; Protein biosynthesis; Reference proteome; Zinc.
FT CHAIN 1..471
FT /note="Cysteine--tRNA ligase"
FT /id="PRO_0000159501"
FT MOTIF 31..41
FT /note="'HIGH' region"
FT MOTIF 269..273
FT /note="'KMSKS' region"
FT BINDING 29
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT BINDING 212
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT BINDING 237
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT BINDING 241
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT BINDING 272
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
SQ SEQUENCE 471 AA; 53307 MW; 1E85CC1C04622D51 CRC64;
MGIRIYNDLT RKKEDFVPLE PGKVRFYNCG PTVYDYFHIG NARNFVVFDT VRRYLEYRGY
QVTFVQNFTD IDDRMIKRAR ERGITVSELA EEMIQAYFAD AGALGVRPAD VHPRATALID
EQIAMIQQLI DKGHAYVVEG GDVYFRVTTS PDYGKLSHKN LEELVAGASE RVDPDDRKEH
PFDFALWKGQ KPGEPAWPAP WGPGRPGWHI ECSAMARKYL GDTIDIHAGG EDLTFPHHEN
EIAQSEAVTG KPFARYWMHN AHLMIDGAKM SKSVGNFFTV RDILKRYDGE VVRMFLLSAH
YRTQLSFSDQ LMEDTRRALE RLYNTVANLE HLAKTAPRAE MTAEEQAVLA ELSQARERFV
AAMDDDFNTA EGLAVIFDLS RELNSRVKPG ASAAFAEGGL ALLRELAGVL GLLERKAQPQ
ELDAEIEALI AARQEARKAR NFAEADRIRD QLRAMGIILE DTPQGVRWRR A