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REX_STRU0
ID   REX_STRU0               Reviewed;         213 AA.
AC   B9DS21;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 80.
DE   RecName: Full=Redox-sensing transcriptional repressor Rex {ECO:0000255|HAMAP-Rule:MF_01131};
GN   Name=rex {ECO:0000255|HAMAP-Rule:MF_01131}; OrderedLocusNames=SUB0845;
OS   Streptococcus uberis (strain ATCC BAA-854 / 0140J).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=218495;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-854 / 0140J;
RX   PubMed=19175920; DOI=10.1186/1471-2164-10-54;
RA   Ward P.N., Holden M.T.G., Leigh J.A., Lennard N., Bignell A., Barron A.,
RA   Clark L., Quail M.A., Woodward J., Barrell B.G., Egan S.A., Field T.R.,
RA   Maskell D., Kehoe M., Dowson C.G., Chanter N., Whatmore A.M., Bentley S.D.,
RA   Parkhill J.;
RT   "Evidence for niche adaptation in the genome of the bovine pathogen
RT   Streptococcus uberis.";
RL   BMC Genomics 10:54-54(2009).
CC   -!- FUNCTION: Modulates transcription in response to changes in cellular
CC       NADH/NAD(+) redox state. {ECO:0000255|HAMAP-Rule:MF_01131}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01131}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01131}.
CC   -!- SIMILARITY: Belongs to the transcriptional regulatory Rex family.
CC       {ECO:0000255|HAMAP-Rule:MF_01131}.
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DR   EMBL; AM946015; CAR41886.1; -; Genomic_DNA.
DR   RefSeq; WP_012658349.1; NC_012004.1.
DR   AlphaFoldDB; B9DS21; -.
DR   SMR; B9DS21; -.
DR   STRING; 218495.SUB0845; -.
DR   EnsemblBacteria; CAR41886; CAR41886; SUB0845.
DR   GeneID; 58023297; -.
DR   KEGG; sub:SUB0845; -.
DR   eggNOG; COG2344; Bacteria.
DR   HOGENOM; CLU_061534_1_1_9; -.
DR   OMA; HEQRKAG; -.
DR   OrthoDB; 1872374at2; -.
DR   Proteomes; UP000000449; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0045892; P:negative regulation of transcription, DNA-templated; IEA:InterPro.
DR   GO; GO:0051775; P:response to redox state; IEA:InterPro.
DR   Gene3D; 1.10.10.10; -; 1.
DR   HAMAP; MF_01131; Rex; 1.
DR   InterPro; IPR003781; CoA-bd.
DR   InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR   InterPro; IPR009718; Rex_DNA-bd_C_dom.
DR   InterPro; IPR022876; Tscrpt_rep_Rex.
DR   InterPro; IPR036388; WH-like_DNA-bd_sf.
DR   InterPro; IPR036390; WH_DNA-bd_sf.
DR   PANTHER; PTHR35786; PTHR35786; 1.
DR   Pfam; PF02629; CoA_binding; 1.
DR   Pfam; PF06971; Put_DNA-bind_N; 1.
DR   SMART; SM00881; CoA_binding; 1.
DR   SUPFAM; SSF46785; SSF46785; 1.
DR   SUPFAM; SSF51735; SSF51735; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; DNA-binding; NAD; Reference proteome; Repressor; Transcription;
KW   Transcription regulation.
FT   CHAIN           1..213
FT                   /note="Redox-sensing transcriptional repressor Rex"
FT                   /id="PRO_1000164089"
FT   DNA_BIND        17..56
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01131"
FT   BINDING         91..96
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01131"
SQ   SEQUENCE   213 AA;  23840 MW;  638F967084E20068 CRC64;
     MAIDKSIPKA TAKRLSLYYR IFKRFYADQV EKASSKQIAD AMGIDSATVR RDFSYFGELG
     RRGFGYDVTK LMNFFADLLN DHSTTNVLLV GCGNIGRALL HYRFHDRNKM QISMGFDVDD
     HPMVGTKTAD GIPIYGISTI NDHVKKADIE TAILTVPSTH AQEVADQLIE AGIRGILSFS
     PVHLQVPKGI IVQYVDLTSE LQTLLYFMNQ SQD
 
 
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