ID A0A1M6PKU3_9BACT Unreviewed; 471 AA.
AC A0A1M6PKU3;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 27-MAR-2024, entry version 23.
DE RecName: Full=Cysteine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_00041};
DE EC=6.1.1.16 {ECO:0000256|HAMAP-Rule:MF_00041};
DE AltName: Full=Cysteinyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00041};
DE Short=CysRS {ECO:0000256|HAMAP-Rule:MF_00041};
GN Name=cysS {ECO:0000256|HAMAP-Rule:MF_00041};
GN ORFNames=SAMN05720469_10120 {ECO:0000313|EMBL:SHK08564.1};
OS Fibrobacter intestinalis.
OC Bacteria; Fibrobacterota; Fibrobacteria; Fibrobacterales; Fibrobacteraceae;
OC Fibrobacter.
OX NCBI_TaxID=28122 {ECO:0000313|EMBL:SHK08564.1, ECO:0000313|Proteomes:UP000184275};
RN [1] {ECO:0000313|Proteomes:UP000184275}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=UWOS {ECO:0000313|Proteomes:UP000184275};
RA Varghese N., Submissions S.;
RL Submitted (NOV-2016) to the EMBL/GenBank/DDBJ databases.
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:0000256|HAMAP-
CC Rule:MF_00041};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00041};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|HAMAP-Rule:MF_00041};
CC -!- SUBUNIT: Monomer. {ECO:0000256|ARBA:ARBA00011245, ECO:0000256|HAMAP-
CC Rule:MF_00041}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00041}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC {ECO:0000256|ARBA:ARBA00005594, ECO:0000256|HAMAP-Rule:MF_00041}.
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DR EMBL; FRAW01000001; SHK08564.1; -; Genomic_DNA.
DR RefSeq; WP_073301578.1; NZ_FRAW01000001.1.
DR AlphaFoldDB; A0A1M6PKU3; -.
DR Proteomes; UP000184275; Unassembled WGS sequence.
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; 1.20.120.1910; Cysteine-tRNA ligase, C-terminal anti-codon recognition domain; 1.
DR Gene3D; 3.40.50.620; HUPs; 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 InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR NCBIfam; TIGR00435; cysS; 1.
DR PANTHER; PTHR10890:SF3; CYSTEINE--TRNA LIGASE, CYTOPLASMIC; 1.
DR PANTHER; PTHR10890; CYSTEINYL-TRNA SYNTHETASE; 1.
DR Pfam; PF01406; tRNA-synt_1e; 1.
DR PRINTS; PR00983; TRNASYNTHCYS.
DR SUPFAM; SSF47323; Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases; 1.
DR SUPFAM; SSF52374; Nucleotidylyl transferase; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_00041};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00041}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00041};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00041};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00041};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00041};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_00041};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00041}.
FT DOMAIN 22..327
FT /note="tRNA synthetases class I catalytic"
FT /evidence="ECO:0000259|Pfam:PF01406"
FT MOTIF 32..42
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT MOTIF 279..283
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 30
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 222
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 247
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 251
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 282
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
SQ SEQUENCE 471 AA; 53810 MW; B66D26D486E84E8E CRC64;
MSLQFYNTAS RKKEPFSLLP GEDTVKMYCC GPTVYHFAHI GNLRTYIFED TLCRTLEYYG
YKLNHIVNIT DVGHLTSDGD TGDDKMEKGA AREGKSVWDI AKFYTDAFMA DWHALNIQEP
TRWTRATDHI QEQIELVKNL EEKGFTYRTS DGIYFDSLKF PRYADFAKLD VENLKKGSRI
DMGEKRHATD FALWKFSPKD KKRLMEWDSP WGVGFPGWHI ECSAMAMKYN GPTLDIHCGG
TDHVRVHHTN EIAQSECATG KPFSRFWMHG EFLRLDGAKM SKSSGEFLTV SVLVDKGYNP
LDYRLFALTS HYRNYLNFSF ESLDSAREAL KSLHKKTDPL MGKATAIESE EAKKWRQKFK
EAIGDDLNMP RALGILNSVL KTDLSEGEKA ALVADFDRVL GLKLDEPRKD YQKKADSASS
DDSEQINFLV AQRTEARKAK NWAESDRIRD LLKGMGVEIK DGPQGTSWTK K
//