ID   SYC_ENDTX               Reviewed;         465 AA.
AC   B1GYT2;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   29-APR-2008, sequence version 1.
DT   03-AUG-2022, entry version 82.
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=TGRD_692;
OS   Endomicrobium trichonymphae.
OC   Bacteria; Elusimicrobia; Endomicrobia; Endomicrobiales; Endomicrobiaceae;
OC   Endomicrobium.
OX   NCBI_TaxID=1408204;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=18391199; DOI=10.1073/pnas.0801389105;
RA   Hongoh Y., Sharma V.K., Prakash T., Noda S., Taylor T.D., Kudo T.,
RA   Sakaki Y., Toyoda A., Hattori M., Ohkuma M.;
RT   "Complete genome of the uncultured termite group 1 bacteria in a single
RT   host protist cell.";
RL   Proc. Natl. Acad. Sci. U.S.A. 105:5555-5560(2008).
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AP009510; BAG14175.1; -; Genomic_DNA.
DR   RefSeq; WP_015423696.1; NC_020419.1.
DR   RefSeq; YP_001956636.1; NC_020419.1.
DR   AlphaFoldDB; B1GYT2; -.
DR   SMR; B1GYT2; -.
DR   STRING; 471821.TGRD_692; -.
DR   EnsemblBacteria; BAG14175; BAG14175; TGRD_692.
DR   KEGG; rsd:TGRD_692; -.
DR   PATRIC; fig|471821.5.peg.1180; -.
DR   HOGENOM; CLU_013528_0_1_0; -.
DR   OMA; AKYWMHN; -.
DR   OrthoDB; 952207at2; -.
DR   Proteomes; UP000001691; 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..465
FT                   /note="Cysteine--tRNA ligase"
FT                   /id="PRO_1000199090"
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   465 AA;  53363 MW;  3E1A7326D9E80F80 CRC64;
     MTIKIHNTLS NKKEEFYPQR GNFVSMYVCG ITPYDEVHLG HARVYVVFDI VKRHLLRRGY
     IVKHIQNFTD VDDKIVKRSQ EKNMKPSELA QIYIEDYFVQ AGRLNILKAE KYPCVTQMIP
     EIVNFIKELV NKGLAYEIGG DIYFSVEKFK DYGKLSKRNL KDLRAGARVG VCNGKNSAFD
     FALWKKTKEN EPREVTWESP WGKGRPGWHI ECSAMSSELL GDTIDIHGGG QDLIFPHHEN
     EIAQSEAKTG KKFVKYWIHN GFVTINKEKM SKSLNNFFTL KAIFEKYNPR VVRYYLLTQH
     YSSPLDFSDA GIESARNTLQ GMDGTYLRLI SSVKESDVEI TDKDLSDLQG NFLSALDDDF
     NSEKALSYLH ELKGLISKGL LTAGRERLSQ LKKLFEDFAG TSLGILLPEE QNADESLQNL
     LKERNDARKN KNWAESDRVR KLIIDERGYK IFDNKDGSSL LVKKV