ID   SYC_BACFR               Reviewed;         491 AA.
AC   Q64ZY1;
DT   15-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2004, sequence version 1.
DT   03-AUG-2022, entry version 96.
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=BF0196;
OS   Bacteroides fragilis (strain YCH46).
OC   Bacteria; Bacteroidetes; Bacteroidia; Bacteroidales; Bacteroidaceae;
OC   Bacteroides.
OX   NCBI_TaxID=295405;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=YCH46;
RX   PubMed=15466707; DOI=10.1073/pnas.0404172101;
RA   Kuwahara T., Yamashita A., Hirakawa H., Nakayama H., Toh H., Okada N.,
RA   Kuhara S., Hattori M., Hayashi T., Ohnishi Y.;
RT   "Genomic analysis of Bacteroides fragilis reveals extensive DNA inversions
RT   regulating cell surface adaptation.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:14919-14924(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; AP006841; BAD46945.1; -; Genomic_DNA.
DR   RefSeq; WP_009291350.1; NC_006347.1.
DR   RefSeq; YP_097479.1; NC_006347.1.
DR   AlphaFoldDB; Q64ZY1; -.
DR   SMR; Q64ZY1; -.
DR   STRING; 295405.BF0196; -.
DR   EnsemblBacteria; BAD46945; BAD46945; BF0196.
DR   KEGG; bfr:BF0196; -.
DR   PATRIC; fig|295405.11.peg.228; -.
DR   HOGENOM; CLU_013528_0_1_10; -.
DR   OMA; AKYWMHN; -.
DR   Proteomes; UP000002197; 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; Zinc.
FT   CHAIN           1..491
FT                   /note="Cysteine--tRNA ligase"
FT                   /id="PRO_0000159347"
FT   MOTIF           33..43
FT                   /note="'HIGH' region"
FT   MOTIF           283..287
FT                   /note="'KMSKS' region"
FT   BINDING         31
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT   BINDING         226
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT   BINDING         251
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT   BINDING         255
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT   BINDING         286
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
SQ   SEQUENCE   491 AA;  55715 MW;  361E0FC43F2564A8 CRC64;
     MEHQLTIYNT LDRKKELFVP LHAPHVGMYV CGPTVYGDAH LGHARPAITF DVLFRYLTRL
     GYKVRYVRNI TDVGHLEHDA DEGEDKIAKK ARLEQLEPME VVQYYLNRYH KAMEALNVLP
     PSIEPHASGH IIEQIELVKK ILDAGYAYES QGSVYFDVAK YNKDHHYGKL SGRNLDDVLN
     TTRELDGQEE KHNPADFALW KRAQPEHIMR WPSPWGDGFP GWHAECTAMG RKYLGEHFDI
     HGGGMDLIFP HHECEIAQSV ASQGDDMVHY WMHNNMITIN GTKMGKSLGN FITLDEFFSG
     SHKLLTQAYS PMTIRFFILQ AHYRSPVDFS NEALQAAEKG LSRLMEAVDS LEKITPAATS
     NVDVKSLRTK CFEAMNDDLN TPIVISHLFD GAKMINNIIA GNNTISADDL KDLKEVFHTF
     CFDILGLKEE IGSSDGREAA YGKVVDMLLE QRVKAKANKD WATSDLIRNE LTALGFEIKD
     TKDGFEWKLN K