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Database: UniProt
Entry: C6PV18_9CLOT
LinkDB: C6PV18_9CLOT
Original site: C6PV18_9CLOT 
ID   C6PV18_9CLOT            Unreviewed;       214 AA.
AC   C6PV18;
DT   22-SEP-2009, integrated into UniProtKB/TrEMBL.
DT   22-SEP-2009, sequence version 1.
DT   24-JAN-2024, entry version 70.
DE   RecName: Full=Redox-sensing transcriptional repressor Rex {ECO:0000256|HAMAP-Rule:MF_01131};
GN   Name=rex {ECO:0000256|HAMAP-Rule:MF_01131};
GN   ORFNames=CcarbDRAFT_2635 {ECO:0000313|EMBL:EET86913.1};
OS   Clostridium carboxidivorans P7.
OC   Bacteria; Bacillota; Clostridia; Eubacteriales; Clostridiaceae;
OC   Clostridium.
OX   NCBI_TaxID=536227 {ECO:0000313|EMBL:EET86913.1, ECO:0000313|Proteomes:UP000004198};
RN   [1] {ECO:0000313|EMBL:EET86913.1, ECO:0000313|Proteomes:UP000004198}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=P7 {ECO:0000313|EMBL:EET86913.1,
RC   ECO:0000313|Proteomes:UP000004198};
RG   US DOE Joint Genome Institute (JGI-PGF);
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Tice H., Bruce D.,
RA   Goodwin L., Pitluck S., Larimer F., Land M.L., Hauser L., Hemme C.L.;
RT   "The draft genome of Clostridium carboxidivorans P7.";
RL   Submitted (JUN-2009) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Modulates transcription in response to changes in cellular
CC       NADH/NAD(+) redox state. {ECO:0000256|HAMAP-Rule:MF_01131}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01131}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01131}.
CC   -!- SIMILARITY: Belongs to the transcriptional regulatory Rex family.
CC       {ECO:0000256|HAMAP-Rule:MF_01131}.
CC   -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC       whole genome shotgun (WGS) entry which is preliminary data.
CC       {ECO:0000313|EMBL:EET86913.1}.
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DR   EMBL; ACVI01000041; EET86913.1; -; Genomic_DNA.
DR   RefSeq; WP_007061520.1; NZ_CP011803.1.
DR   AlphaFoldDB; C6PV18; -.
DR   STRING; 536227.Ccar_18650; -.
DR   KEGG; cck:Ccar_18650; -.
DR   PATRIC; fig|536227.13.peg.3903; -.
DR   eggNOG; COG2344; Bacteria.
DR   OrthoDB; 9784760at2; -.
DR   Proteomes; UP000004198; Unassembled WGS sequence.
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 DNA-templated transcription; IEA:InterPro.
DR   GO; GO:0051775; P:response to redox state; IEA:InterPro.
DR   Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR   Gene3D; 1.10.10.10; Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain; 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; REDOX-SENSING TRANSCRIPTIONAL REPRESSOR REX; 1.
DR   PANTHER; PTHR35786:SF1; REDOX-SENSING TRANSCRIPTIONAL REPRESSOR REX 1; 1.
DR   Pfam; PF02629; CoA_binding; 1.
DR   Pfam; PF06971; Put_DNA-bind_N; 1.
DR   SMART; SM00881; CoA_binding; 1.
DR   SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR   SUPFAM; SSF46785; Winged helix' DNA-binding domain; 1.
PE   3: Inferred from homology;
KW   Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01131};
KW   DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000256|HAMAP-
KW   Rule:MF_01131};
KW   NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_01131};
KW   Reference proteome {ECO:0000313|Proteomes:UP000004198};
KW   Repressor {ECO:0000256|ARBA:ARBA00022491, ECO:0000256|HAMAP-Rule:MF_01131};
KW   Transcription {ECO:0000256|ARBA:ARBA00023163, ECO:0000256|HAMAP-
KW   Rule:MF_01131};
KW   Transcription regulation {ECO:0000256|ARBA:ARBA00023015, ECO:0000256|HAMAP-
KW   Rule:MF_01131}.
FT   DOMAIN          81..181
FT                   /note="CoA-binding"
FT                   /evidence="ECO:0000259|SMART:SM00881"
FT   DNA_BIND        17..56
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
FT   BINDING         91..96
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
SQ   SEQUENCE   214 AA;  23835 MW;  9327982E6D9273F0 CRC64;
     MDKKKNISMA VIKRLPKYYR YLGQLMKNDV DRISSKELSE KIGFTASQIR QDLNCFGDFG
     QQGYGYNVTE LHGQIGNILG LTKPYKTVVV GAGNIGQAIS NYTRFEKTGF NLDAIFDINP
     KLIGIRIRDI EIKDIDYLPS YLKENPTEIG IICVPANSAQ NVCDTLVKNG VKGIWNFAPV
     DLVIPDDVKV ENVHLSDSLL TLTCLLNDGD SDNE
//
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