ID S0GQK5_9BACT Unreviewed; 216 AA.
AC S0GQK5;
DT 18-SEP-2013, integrated into UniProtKB/TrEMBL.
DT 18-SEP-2013, sequence version 1.
DT 27-MAR-2024, entry version 44.
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=C803_04176 {ECO:0000313|EMBL:EOS15863.1};
OS Parabacteroides goldsteinii dnLKV18.
OC Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Tannerellaceae;
OC Parabacteroides.
OX NCBI_TaxID=1235789 {ECO:0000313|EMBL:EOS15863.1, ECO:0000313|Proteomes:UP000014140};
RN [1] {ECO:0000313|EMBL:EOS15863.1, ECO:0000313|Proteomes:UP000014140}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=dnLKV18 {ECO:0000313|Proteomes:UP000014140};
RG The Broad Institute Genomics Platform;
RG The Broad Institute Genome Sequencing Center for Infectious Disease;
RA Earl A., Xavier R., Kuhn K., Stappenbeck T., Walker B., Young S., Zeng Q.,
RA Gargeya S., Fitzgerald M., Haas B., Abouelleil A., Allen A.W., Alvarado L.,
RA Arachchi H.M., Berlin A.M., Chapman S.B., Gainer-Dewar J., Goldberg J.,
RA Griggs A., Gujja S., Hansen M., Howarth C., Imamovic A., Ireland A.,
RA Larimer J., McCowan C., Murphy C., Pearson M., Poon T.W., Priest M.,
RA Roberts A., Saif S., Shea T., Sisk P., Sykes S., Wortman J., Nusbaum C.,
RA Birren B.;
RT "The Genome Sequence of Parabacteroides goldsteinii dnLKV18.";
RL Submitted (APR-2013) 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:EOS15863.1}.
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; ASSQ01000020; EOS15863.1; -; Genomic_DNA.
DR RefSeq; WP_010800830.1; NZ_KE159520.1.
DR AlphaFoldDB; S0GQK5; -.
DR PATRIC; fig|1235789.3.peg.4192; -.
DR HOGENOM; CLU_061534_1_0_10; -.
DR Proteomes; UP000014140; 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}; NAD {ECO:0000256|HAMAP-Rule:MF_01131};
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 85..186
FT /note="CoA-binding"
FT /evidence="ECO:0000259|SMART:SM00881"
FT DNA_BIND 22..61
FT /note="H-T-H motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
FT BINDING 96..101
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
SQ SEQUENCE 216 AA; 23816 MW; 5FE0CFC50ABA1623 CRC64;
MANDDLKQAW KIPEPTLRRL PWYLAFLKLM KGKGETFVSS TQIAKEINVD PSQVAKDLSF
VNISGKTRVG YDICALVDVL EDFLGFTAQH KAFLFGVGSL GAALLQDTGL NQYGLEIVAG
FDVRKELAGA VVNGIPVFHL DDFPAKQKEF GATIGVITVP VDKAQEVTEQ IIAGGIKALW
NFTPFRIRVP EHIVVQNTSM YAHLAVMFNR LNSINH
//
