ID   E5RGQ2_HUMAN            Unreviewed;        81 AA.
AC   E5RGQ2;
DT   08-FEB-2011, integrated into UniProtKB/TrEMBL.
DT   08-FEB-2011, sequence version 1.
DT   02-SEP-2026, entry version 93.
DE   SubName: Full=Aryl hydrocarbon receptor repressor {ECO:0000313|Ensembl:ENSP00000429944.1};
DE   Flags: Fragment;
GN   Name=AHRR {ECO:0000313|Ensembl:ENSP00000429944.1};
OS   Homo sapiens (Human).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae;
OC   Homo.
OX   NCBI_TaxID=9606 {ECO:0000313|Ensembl:ENSP00000429944.1, ECO:0000313|Proteomes:UP000005640};
RN   [1] {ECO:0000313|Ensembl:ENSP00000429944.1, ECO:0000313|Proteomes:UP000005640}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=11237011; DOI=10.1038/35057062;
RG   International Human Genome Sequencing Consortium;
RA   Lander E.S., Linton L.M., Birren B., Nusbaum C., Zody M.C., Baldwin J.,
RA   Devon K., Dewar K., Doyle M., FitzHugh W., Funke R., Gage D., Harris K.,
RA   Heaford A., Howland J., Kann L., Lehoczky J., LeVine R., McEwan P.,
RA   McKernan K., Meldrim J., Mesirov J.P., Miranda C., Morris W., Naylor J.,
RA   Raymond C., Rosetti M., Santos R., Sheridan A., Sougnez C.,
RA   Stange-Thomann N., Stojanovic N., Subramanian A., Wyman D., Rogers J.,
RA   Sulston J., Ainscough R., Beck S., Bentley D., Burton J., Clee C.,
RA   Carter N., Coulson A., Deadman R., Deloukas P., Dunham A., Dunham I.,
RA   Durbin R., French L., Grafham D., Gregory S., Hubbard T., Humphray S.,
RA   Hunt A., Jones M., Lloyd C., McMurray A., Matthews L., Mercer S., Milne S.,
RA   Mullikin J.C., Mungall A., Plumb R., Ross M., Shownkeen R., Sims S.,
RA   Waterston R.H., Wilson R.K., Hillier L.W., McPherson J.D., Marra M.A.,
RA   Mardis E.R., Fulton L.A., Chinwalla A.T., Pepin K.H., Gish W.R.,
RA   Chissoe S.L., Wendl M.C., Delehaunty K.D., Miner T.L., Delehaunty A.,
RA   Kramer J.B., Cook L.L., Fulton R.S., Johnson D.L., Minx P.J., Clifton S.W.,
RA   Hawkins T., Branscomb E., Predki P., Richardson P., Wenning S., Slezak T.,
RA   Doggett N., Cheng J.F., Olsen A., Lucas S., Elkin C., Uberbacher E.,
RA   Frazier M., Gibbs R.A., Muzny D.M., Scherer S.E., Bouck J.B.,
RA   Sodergren E.J., Worley K.C., Rives C.M., Gorrell J.H., Metzker M.L.,
RA   Naylor S.L., Kucherlapati R.S., Nelson D.L., Weinstock G.M., Sakaki Y.,
RA   Fujiyama A., Hattori M., Yada T., Toyoda A., Itoh T., Kawagoe C.,
RA   Watanabe H., Totoki Y., Taylor T., Weissenbach J., Heilig R., Saurin W.,
RA   Artiguenave F., Brottier P., Bruls T., Pelletier E., Robert C., Wincker P.,
RA   Smith D.R., Doucette-Stamm L., Rubenfield M., Weinstock K., Lee H.M.,
RA   Dubois J., Rosenthal A., Platzer M., Nyakatura G., Taudien S., Rump A.,
RA   Yang H., Yu J., Wang J., Huang G., Gu J., Hood L., Rowen L., Madan A.,
RA   Qin S., Davis R.W., Federspiel N.A., Abola A.P., Proctor M.J., Myers R.M.,
RA   Schmutz J., Dickson M., Grimwood J., Cox D.R., Olson M.V., Kaul R.,
RA   Raymond C., Shimizu N., Kawasaki K., Minoshima S., Evans G.A.,
RA   Athanasiou M., Schultz R., Roe B.A., Chen F., Pan H., Ramser J.,
RA   Lehrach H., Reinhardt R., McCombie W.R., de la Bastide M., Dedhia N.,
RA   Blocker H., Hornischer K., Nordsiek G., Agarwala R., Aravind L.,
RA   Bailey J.A., Bateman A., Batzoglou S., Birney E., Bork P., Brown D.G.,
RA   Burge C.B., Cerutti L., Chen H.C., Church D., Clamp M., Copley R.R.,
RA   Doerks T., Eddy S.R., Eichler E.E., Furey T.S., Galagan J., Gilbert J.G.,
RA   Harmon C., Hayashizaki Y., Haussler D., Hermjakob H., Hokamp K., Jang W.,
RA   Johnson L.S., Jones T.A., Kasif S., Kaspryzk A., Kennedy S., Kent W.J.,
RA   Kitts P., Koonin E.V., Korf I., Kulp D., Lancet D., Lowe T.M.,
RA   McLysaght A., Mikkelsen T., Moran J.V., Mulder N., Pollara V.J.,
RA   Ponting C.P., Schuler G., Schultz J., Slater G., Smit A.F., Stupka E.,
RA   Szustakowski J., Thierry-Mieg D., Thierry-Mieg J., Wagner L., Wallis J.,
RA   Wheeler R., Williams A., Wolf Y.I., Wolfe K.H., Yang S.P., Yeh R.F.,
RA   Collins F., Guyer M.S., Peterson J., Felsenfeld A., Wetterstrand K.A.,
RA   Patrinos A., Morgan M.J., de Jong P., Catanese J.J., Osoegawa K.,
RA   Shizuya H., Choi S., Chen Y.J.;
RT   "Initial sequencing and analysis of the human genome.";
RL   Nature 409:860-921(2001).
RN   [2] {ECO:0000313|Ensembl:ENSP00000429944.1, ECO:0000313|Proteomes:UP000005640}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=15372022; DOI=10.1038/nature02919;
RA   Schmutz J., Martin J., Terry A., Couronne O., Grimwood J., Lowry S.,
RA   Gordon L.A., Scott D., Xie G., Huang W., Hellsten U., Tran-Gyamfi M.,
RA   She X., Prabhakar S., Aerts A., Altherr M., Bajorek E., Black S.,
RA   Branscomb E., Caoile C., Challacombe J.F., Chan Y.M., Denys M.,
RA   Detter J.C., Escobar J., Flowers D., Fotopulos D., Glavina T., Gomez M.,
RA   Gonzales E., Goodstein D., Grigoriev I., Groza M., Hammon N., Hawkins T.,
RA   Haydu L., Israni S., Jett J., Kadner K., Kimball H., Kobayashi A.,
RA   Lopez F., Lou Y., Martinez D., Medina C., Morgan J., Nandkeshwar R.,
RA   Noonan J.P., Pitluck S., Pollard M., Predki P., Priest J., Ramirez L.,
RA   Retterer J., Rodriguez A., Rogers S., Salamov A., Salazar A., Thayer N.,
RA   Tice H., Tsai M., Ustaszewska A., Vo N., Wheeler J., Wu K., Yang J.,
RA   Dickson M., Cheng J.F., Eichler E.E., Olsen A., Pennacchio L.A.,
RA   Rokhsar D.S., Richardson P., Lucas S.M., Myers R.M., Rubin E.M.;
RT   "The DNA sequence and comparative analysis of human chromosome 5.";
RL   Nature 431:268-274(2004).
RN   [3] {ECO:0000313|Ensembl:ENSP00000429944.1, ECO:0000313|Proteomes:UP000005640}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=15496913; DOI=10.1038/nature03001;
RG   International Human Genome Sequencing Consortium;
RT   "Finishing the euchromatic sequence of the human genome.";
RL   Nature 431:931-945(2004).
RN   [4] {ECO:0000313|Ensembl:ENSP00000429944.1}
RP   IDENTIFICATION.
RG   Ensembl;
RL   Submitted (JAN-2026) to UniProtKB.
CC   -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|ARBA:ARBA00004123,
CC       ECO:0000256|PROSITE-ProRule:PRU00981}.
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DR   EMBL; AC010442; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   EMBL; AC118458; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   EMBL; KC876910; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   EMBL; KF457843; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   AlphaFoldDB; E5RGQ2; -.
DR   SMR; E5RGQ2; -.
DR   Antibodypedia; 8774; 118 antibodies from 21 providers.
DR   Ensembl; ENST00000504625.1; ENSP00000429944.1; ENSG00000063438.21.
DR   UCSC; uc063bvz.1; human.
DR   HGNC; HGNC:346; AHRR.
DR   VEuPathDB; HostDB:ENSG00000063438; -.
DR   GeneTree; ENSGT00940000154486; -.
DR   HOGENOM; CLU_128271_0_1_1; -.
DR   OMA; ECFMQEE; -.
DR   OrthoDB; 7788762at2759; -.
DR   ChiTaRS; AHRR; human.
DR   Proteomes; UP000005640; Chromosome 5.
DR   Bgee; ENSG00000063438; Expressed in left testis and 95 other cell types or tissues.
DR   ExpressionAtlas; E5RGQ2; baseline and differential.
DR   GO; GO:0005829; C:cytosol; IDA:HPA.
DR   GO; GO:0005654; C:nucleoplasm; IDA:HPA.
DR   GO; GO:0046983; F:protein dimerization activity; IEA:InterPro.
DR   GO; GO:0006805; P:xenobiotic metabolic process; IEA:InterPro.
DR   FunFam; 4.10.280.10:FF:000041; aryl hydrocarbon receptor repressor; 1.
DR   Gene3D; 4.10.280.10; Helix-loop-helix DNA-binding domain; 1.
DR   InterPro; IPR039091; AHR/AHRR.
DR   InterPro; IPR011598; bHLH_dom.
DR   InterPro; IPR036638; HLH_DNA-bd_sf.
DR   PANTHER; PTHR10649; ARYL HYDROCARBON RECEPTOR; 1.
DR   PANTHER; PTHR10649:SF3; ARYL HYDROCARBON RECEPTOR REPRESSOR; 1.
DR   Pfam; PF23171; bHLH_HIF1A; 1.
DR   SMART; SM00353; HLH; 1.
DR   SUPFAM; SSF47459; HLH, helix-loop-helix DNA-binding domain; 1.
DR   PROSITE; PS50888; BHLH; 1.
PE   1: Evidence at protein level;
KW   DNA-binding {ECO:0000256|ARBA:ARBA00023125};
KW   Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|PROSITE-
KW   ProRule:PRU00981};
KW   Proteomics identification {ECO:0007829|PeptideAtlas:E5RGQ2};
KW   Reference proteome {ECO:0000313|Proteomes:UP000005640};
KW   Transcription {ECO:0000256|ARBA:ARBA00023163, ECO:0000256|PROSITE-
KW   ProRule:PRU00981};
KW   Transcription regulation {ECO:0000256|ARBA:ARBA00023015,
KW   ECO:0000256|PROSITE-ProRule:PRU00981}.
FT   DOMAIN          24..77
FT                   /note="BHLH"
FT                   /evidence="ECO:0000259|PROSITE:PS50888"
FT   REGION          1..36
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          38..77
FT                   /note="Helix-loop-helix motif"
FT                   /evidence="ECO:0000256|PROSITE-ProRule:PRU00981"
FT   NON_TER         81
FT                   /evidence="ECO:0000313|Ensembl:ENSP00000429944.1"
SQ   SEQUENCE   81 AA;  9296 MW;  533B506CEB2C89D3 CRC64;
     MIPPGECTYA GRKRRRPLQK QRPAVGAEKS NPSKRHRDRL NAELDHLASL LPFPPDIISK
     LDKLSVLRLS VSYLRVKSFF Q
//