ID   SYC_MESH2               Reviewed;         404 AA.
AC   Q5ZZP6;
DT   15-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   23-NOV-2004, sequence version 1.
DT   03-AUG-2022, entry version 103.
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=mhp661;
OS   Mesomycoplasma hyopneumoniae (strain 232) (Mycoplasma hyopneumoniae).
OC   Bacteria; Tenericutes; Mollicutes; Mycoplasmataceae; Mesomycoplasma.
OX   NCBI_TaxID=295358;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=232;
RX   PubMed=15489423; DOI=10.1128/jb.186.21.7123-7133.2004;
RA   Minion F.C., Lefkowitz E.J., Madsen M.L., Cleary B.J., Swartzell S.M.,
RA   Mahairas G.G.;
RT   "The genome sequence of Mycoplasma hyopneumoniae strain 232, the agent of
RT   swine mycoplasmosis.";
RL   J. Bacteriol. 186:7123-7133(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}.
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; AE017332; AAV28016.1; -; Genomic_DNA.
DR   RefSeq; WP_011206492.1; NC_006360.1.
DR   AlphaFoldDB; Q5ZZP6; -.
DR   SMR; Q5ZZP6; -.
DR   STRING; 295358.mhp661; -.
DR   EnsemblBacteria; AAV28016; AAV28016; mhp661.
DR   KEGG; mhy:mhp661; -.
DR   eggNOG; COG0215; Bacteria.
DR   HOGENOM; CLU_013528_0_0_14; -.
DR   OMA; GWHAECA; -.
DR   PhylomeDB; Q5ZZP6; -.
DR   Proteomes; UP000006822; 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   Gene3D; 3.40.50.620; -; 1.
DR   HAMAP; MF_00041; Cys_tRNA_synth; 1.
DR   InterPro; IPR015803; Cys-tRNA-ligase.
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   PANTHER; PTHR10890; PTHR10890; 1.
DR   Pfam; PF01406; tRNA-synt_1e; 1.
DR   PRINTS; PR00983; TRNASYNTHCYS.
PE   3: Inferred from homology;
KW   Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW   Nucleotide-binding; Protein biosynthesis; Zinc.
FT   CHAIN           1..404
FT                   /note="Cysteine--tRNA ligase"
FT                   /id="PRO_0000159429"
FT   MOTIF           16..26
FT                   /note="'HIGH' region"
FT   MOTIF           248..252
FT                   /note="'KMSKS' region"
FT   BINDING         14
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT   BINDING         190
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT   BINDING         216
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT   BINDING         220
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
FT   BINDING         251
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00041"
SQ   SEQUENCE   404 AA;  47489 MW;  3C39D1CDB2AD10A9 CRC64;
     MNLINKKNLN IYLCGPTVYS DVHIGNLRTI IIFDAIFECL KNKGFSINFL HNITDIDDKI
     IEKAQELGIS EAELTEKYTN EYFKILEIFN IKKPTKIVKV TEKIEKIIEY IKLLEKKGFT
     YYNKNNDLVF DILKIPNYGI ISGQKIESLL DKNTKKTKSK NDFVLWKKTQ KGLFFKSFFG
     LGRPGWHTEC AALIYDYFQK KSLDLHGGGV DLIFPHHENE NAQHFALTGN PIAENWFRSG
     FVNLNGKKMA KSLNNVLLAK DFSHKYNPDI IRSIFLSINP TVPINLTEEL IKNHKKLIEK
     YQKICFEWYF DKKNEKTEKV EQVLNLFIEG KFAKANFLIM ELIKQKENST IRKIFLNLRF
     NFTKMHLNPE SQEKIKNWNK LIMDKNYSEA DKIRKELWKI FKNS