ID C8X495_DESRD Unreviewed; 217 AA.
AC C8X495;
DT 03-NOV-2009, integrated into UniProtKB/TrEMBL.
DT 03-NOV-2009, sequence version 1.
DT 27-MAR-2024, entry version 79.
DE RecName: Full=Redox-sensing transcriptional repressor Rex {ECO:0000256|HAMAP-Rule:MF_01131};
GN Name=rex {ECO:0000256|HAMAP-Rule:MF_01131};
GN OrderedLocusNames=Dret_2085 {ECO:0000313|EMBL:ACV69369.1};
OS Desulfohalobium retbaense (strain ATCC 49708 / DSM 5692 / JCM 16813 /
OS HR100).
OC Bacteria; Thermodesulfobacteriota; Desulfovibrionia; Desulfovibrionales;
OC Desulfohalobiaceae; Desulfohalobium.
OX NCBI_TaxID=485915 {ECO:0000313|EMBL:ACV69369.1, ECO:0000313|Proteomes:UP000001052};
RN [1] {ECO:0000313|Proteomes:UP000001052}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 5692 {ECO:0000313|Proteomes:UP000001052};
RG US DOE Joint Genome Institute (JGI-PGF);
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Kyrpides N., Mavromatis K., Ivanova N.,
RA Mikhailova N., Munk A.C., Brettin T., Detter J.C., Han C., Tapia R.,
RA Larimer F., Land M., Hauser L., Markowitz V., Cheng J.-F., Hugenholtz P.,
RA Woyke T., Wu D., Spring S., Klenk H.-P., Eisen J.A.;
RT "The complete chromosome of Desulfohalobium retbaense DSM 5692.";
RL Submitted (SEP-2009) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ACV69369.1, ECO:0000313|Proteomes:UP000001052}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 5692 {ECO:0000313|EMBL:ACV69369.1,
RC ECO:0000313|Proteomes:UP000001052};
RX PubMed=21304676;
RA Spring S., Nolan M., Lapidus A., Glavina Del Rio T., Copeland A., Tice H.,
RA Cheng J.F., Lucas S., Land M., Chen F., Bruce D., Goodwin L., Pitluck S.,
RA Ivanova N., Mavromatis K., Mikhailova N., Pati A., Chen A., Palaniappan K.,
RA Hauser L., Chang Y.J., Jeffries C.D., Munk C., Kiss H., Chain P., Han C.,
RA Brettin T., Detter J.C., Schuler E., Goker M., Rohde M., Bristow J.,
RA Eisen J.A., Markowitz V., Hugenholtz P., Kyrpides N.C., Klenk H.P.;
RT "Complete genome sequence of Desulfohalobium retbaense type strain
RT (HR(100)).";
RL Stand. Genomic Sci. 2:38-48(2010).
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 ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP001734; ACV69369.1; -; Genomic_DNA.
DR RefSeq; WP_015752510.1; NC_013223.1.
DR AlphaFoldDB; C8X495; -.
DR STRING; 485915.Dret_2085; -.
DR KEGG; drt:Dret_2085; -.
DR eggNOG; COG2344; Bacteria.
DR HOGENOM; CLU_061534_1_0_7; -.
DR OrthoDB; 9784760at2; -.
DR Proteomes; UP000001052; 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 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}; NAD {ECO:0000256|HAMAP-Rule:MF_01131};
KW Reference proteome {ECO:0000313|Proteomes:UP000001052};
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 83..184
FT /note="CoA-binding"
FT /evidence="ECO:0000259|SMART:SM00881"
FT DNA_BIND 20..59
FT /note="H-T-H motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
FT BINDING 94..99
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
SQ SEQUENCE 217 AA; 23966 MW; 14D8A11284C99338 CRC64;
MGKSIKSEHI PRATIQRLAV YVQVLENFLQ EKQNVVSSEG LAKACGVNPS QIRKDLAYFG
EFGVRGVGYY VQDLLTAIRQ SLGIDRTWNV ALVGVGNLGR SLLRYSVFRK RGFIIVGAFD
CDPFKIGEVV AGLEVICSRR LSEKVQELGI EIGIITTPAE RAQRAANYLT EAGVKGIVNF
APARLSVPSS VAVEYVDFVH HLFSVAFNIS YQQSRNR
//
