ID A0A1G5MKU4_AFIMA Unreviewed; 493 AA.
AC A0A1G5MKU4;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 27-MAR-2024, entry version 20.
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=SAMN03080610_00861 {ECO:0000313|EMBL:SCZ25825.1};
OS Afifella marina DSM 2698.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Afifellaceae; Afifella.
OX NCBI_TaxID=1120955 {ECO:0000313|EMBL:SCZ25825.1, ECO:0000313|Proteomes:UP000199347};
RN [1] {ECO:0000313|EMBL:SCZ25825.1, ECO:0000313|Proteomes:UP000199347}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 2698 {ECO:0000313|EMBL:SCZ25825.1,
RC ECO:0000313|Proteomes:UP000199347};
RA de Groot N.N.;
RL Submitted (OCT-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; FMVW01000001; SCZ25825.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G5MKU4; -.
DR STRING; 1120955.SAMN03080610_00861; -.
DR Proteomes; UP000199347; 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; 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 NCBIfam; TIGR00435; cysS; 1.
DR PANTHER; PTHR10890:SF3; CYSTEINE--TRNA LIGASE, CYTOPLASMIC; 1.
DR PANTHER; PTHR10890; CYSTEINYL-TRNA SYNTHETASE; 1.
DR Pfam; PF09190; DALR_2; 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}; Reference proteome {ECO:0000313|Proteomes:UP000199347};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00041}.
FT DOMAIN 35..343
FT /note="tRNA synthetases class I catalytic"
FT /evidence="ECO:0000259|Pfam:PF01406"
FT DOMAIN 374..416
FT /note="Cysteinyl-tRNA synthetase class Ia DALR"
FT /evidence="ECO:0000259|Pfam:PF09190"
FT MOTIF 49..59
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT MOTIF 296..300
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 47
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 238
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 263
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 267
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
FT BINDING 299
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00041"
SQ SEQUENCE 493 AA; 55036 MW; 25AEEC4A296D719F CRC64;
MAEHDMADGD KSEQDKAFRG LKLHNTLTRR KEDFYPLDPD NVRLYVCGPT VYDFAHIGNA
RPLLVFDVLF RLLRHLYGDE HVTYVRNITD VDDKIIARAA AEYGELPLNE AIRKVTEVTE
RQYHEDAAAL GALPPTHEPR ATENIEEMKT MIDELIAKGH AYVAEDHVLF DVSSMPDYGA
LSNRRLDEMR AGARVEVEAY KRDPMDFVLW KPSDDGEPAW PSPGGVARPG RPGWHIECSA
MSARYLGTTF DIHGGGLDLI FPHHENEIAQ SRCAHGSAAM ARFWMHNGYL QVEGEKMSKS
LGNFITIRDA VSEWPGEAIR LAMLTTHYRA PLDFTHDKLS AAKRTLDRWY GYLGDIEAYS
GGPNALLDGE GSVGAALKDD LNTPEAIALL HRIGEGVADD HEGEEKARFK AALNLLGLGR
LSETEWKSWR PKTMALGEDE IAERIAARAA ARAAKNWAKA DEIRDDLAAK GIQLKDQRDP
ASGELVTSWE IKR
//