ID W4Q5J0_9BACI Unreviewed; 211 AA.
AC W4Q5J0;
DT 19-MAR-2014, integrated into UniProtKB/TrEMBL.
DT 19-MAR-2014, sequence version 1.
DT 27-MAR-2024, entry version 43.
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=JCM9140_3395 {ECO:0000313|EMBL:GAE27267.1};
OS Halalkalibacter wakoensis JCM 9140.
OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Halalkalibacter.
OX NCBI_TaxID=1236970 {ECO:0000313|EMBL:GAE27267.1, ECO:0000313|Proteomes:UP000018890};
RN [1] {ECO:0000313|EMBL:GAE27267.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCM 9140 {ECO:0000313|EMBL:GAE27267.1};
RA Yuki M., Oshima K., Suda W., Oshida Y., Kitamura K., Iida T., Hattori M.,
RA Ohkuma M.;
RT "Draft Genome Sequences of Three Alkaliphilic Bacillus Strains, Bacillus
RT wakoensis JCM 9140T, Bacillus akibai JCM 9157T, and Bacillus
RT hemicellulosilyticus JCM 9152T.";
RL Genome Announc. 2:e01258-13(2014).
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:GAE27267.1}.
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DR EMBL; BAUT01000044; GAE27267.1; -; Genomic_DNA.
DR RefSeq; WP_034748247.1; NZ_BAZN01000044.1.
DR AlphaFoldDB; W4Q5J0; -.
DR STRING; 1236970.JCM9140_3395; -.
DR OrthoDB; 9784760at2; -.
DR Proteomes; UP000018890; 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.
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:UP000018890};
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 18..57
FT /note="H-T-H motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
FT BINDING 92..97
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
SQ SEQUENCE 211 AA; 23585 MW; 21295438B061662D CRC64;
MKIDQTKIPQ ATAKRLPLYY RFLENLSASG KQRVSSTELS EAVKVDSATI RRDFSYFGAL
GKKGYGYNVN YLLSFFRKTL DQDELTKVIL VGVGNLGTAF LHYNFSKNNN TRIVMAFDVD
DDKIGKEVGG VTIHHLKDLE KVVDPEVTVA IMTVPQVAAQ KIADQLVEAG IKGILNFTPA
RLDVPDEVRV HHIDLSVELQ ALVYFLKHYP G
//
