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REX_ANOFW
ID   REX_ANOFW               Reviewed;         211 AA.
AC   B7GFQ6;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   10-FEB-2009, sequence version 1.
DT   03-AUG-2022, entry version 78.
DE   RecName: Full=Redox-sensing transcriptional repressor Rex {ECO:0000255|HAMAP-Rule:MF_01131};
GN   Name=rex {ECO:0000255|HAMAP-Rule:MF_01131}; OrderedLocusNames=Aflv_0208;
OS   Anoxybacillus flavithermus (strain DSM 21510 / WK1).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Anoxybacillus.
OX   NCBI_TaxID=491915;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 21510 / WK1;
RX   PubMed=19014707; DOI=10.1186/gb-2008-9-11-r161;
RA   Saw J.H., Mountain B.W., Feng L., Omelchenko M.V., Hou S., Saito J.A.,
RA   Stott M.B., Li D., Zhao G., Wu J., Galperin M.Y., Koonin E.V.,
RA   Makarova K.S., Wolf Y.I., Rigden D.J., Dunfield P.F., Wang L., Alam M.;
RT   "Encapsulated in silica: genome, proteome and physiology of the
RT   thermophilic bacterium Anoxybacillus flavithermus WK1.";
RL   Genome Biol. 9:R161.1-R161.16(2008).
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; CP000922; ACJ32592.1; -; Genomic_DNA.
DR   RefSeq; WP_006323910.1; NC_011567.1.
DR   AlphaFoldDB; B7GFQ6; -.
DR   SMR; B7GFQ6; -.
DR   STRING; 491915.Aflv_0208; -.
DR   EnsemblBacteria; ACJ32592; ACJ32592; Aflv_0208.
DR   GeneID; 58192681; -.
DR   KEGG; afl:Aflv_0208; -.
DR   eggNOG; COG2344; Bacteria.
DR   HOGENOM; CLU_061534_1_1_9; -.
DR   OMA; HEQRKAG; -.
DR   OrthoDB; 1872374at2; -.
DR   Proteomes; UP000000742; 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..211
FT                   /note="Redox-sensing transcriptional repressor Rex"
FT                   /id="PRO_1000137315"
FT   DNA_BIND        18..57
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01131"
FT   BINDING         92..97
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01131"
SQ   SEQUENCE   211 AA;  23594 MW;  FB48ADB85271D77D CRC64;
     MNNEQPKIPQ ATAKRLPLYY RFLKNLHASG KQRVSSAELS EAVKVDSATI RRDFSYFGAL
     GKKGYGYNVN YLLSFFRKTL DQDETTEVAL FGVGNLGTAF LNYNFSKNNN TKIVMAFDVD
     PDKVGTKVGG VPVYHLDELE EKLGGITVAI LTVPAQVAQP ITDRLVQKGI KGILNFTPAR
     LHVPEHIRVH HIDLAVELQS LVYFLKHYGN E
 
 
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