ID A0A0S7BLJ2_9CHLR Unreviewed; 206 AA.
AC A0A0S7BLJ2;
DT 17-FEB-2016, integrated into UniProtKB/TrEMBL.
DT 17-FEB-2016, sequence version 1.
DT 27-MAR-2024, entry version 29.
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=LARV_02310 {ECO:0000313|EMBL:GAP14538.1};
OS Longilinea arvoryzae.
OC Bacteria; Chloroflexota; Anaerolineae; Anaerolineales; Anaerolineaceae;
OC Longilinea.
OX NCBI_TaxID=360412 {ECO:0000313|EMBL:GAP14538.1};
RN [1] {ECO:0000313|EMBL:GAP14538.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=KOME-1 {ECO:0000313|EMBL:GAP14538.1};
RA Sekiguchi Y., Ohashi A., Matsuura N., Tourlousse M.D.;
RT "Draft Genome Sequences of Anaerolinea thermolimosa IMO-1, Bellilinea
RT caldifistulae GOMI-1, Leptolinea tardivitalis YMTK-2, Levilinea
RT saccharolytica KIBI-1,Longilinea arvoryzae KOME-1, Previously Described as
RT Members of the Anaerolineaceae (Chloroflexi).";
RL Submitted (JUL-2015) 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}.
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DR EMBL; DF967972; GAP14538.1; -; Genomic_DNA.
DR RefSeq; WP_075073786.1; NZ_DF967972.1.
DR AlphaFoldDB; A0A0S7BLJ2; -.
DR STRING; 360412.LARV_02310; -.
DR OrthoDB; 9784760at2; -.
DR Proteomes; UP000055060; 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 Reference proteome {ECO:0000313|Proteomes:UP000055060};
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 79..180
FT /note="CoA-binding"
FT /evidence="ECO:0000259|SMART:SM00881"
FT DNA_BIND 16..55
FT /note="H-T-H motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
FT BINDING 90..95
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01131"
SQ SEQUENCE 206 AA; 22781 MW; F040374D2CF4A2D1 CRC64;
METEKIPDIV IGRLPRYLQA LQRLQQEKKL TTNSKELGER LGISAAQIRK DLSQFGEFGK
QGTGYSVPFL INKLQSILNV TSVWDIVLVG MGDLGHALAR YQGFANHGFR VAMVFDNDPQ
IIGRQVGSFT IQDTTDLVEK VSQAGIRVAM LTVPASAAQE VAEKLVKAGV KAILSYAPIT
LNLPVDVHVD YIDPILKLQH MTYYLD
//
