Q14145 (KEAP1_HUMAN) Homo sapiens (Human)

Kelch-like ECH-associated protein 1 UniProtKBInterProSTRINGInteractive Modelling

624 aa; Sequence (Fasta) Identical sequences: Homo sapiens: A0A024R7C0; Pan troglodytes: A0A6D2X5C6; H2QFB9; Pan paniscus: A0A2R9BRR8; Gorilla gorilla gorilla: G3QHR9

Sequence Features

 151Sensor for electrophilic agents
 257Sensor for electrophilic agents
 273Sensor for electrophilic agents
 288Sensor for electrophilic agents
 434Sensor for electrophilic agents
 23C -> Y (in a breast cancer sample; somatic mutation) VAR_036084
 167V -> F (in a lung adenocarcinoma patient) VAR_032102
 236D -> H (in a NSCLC cell line) VAR_032103
 284Q -> L (in a lung adenocarcinoma patient) VAR_032104
 333G -> C (in a NSCLC cell line; strongly reduces interaction with NFE2L2/NRF2 and reduces repression of NFE2L2/NRF2-dependent gene expression) VAR_032105
 349D -> N (in dbSNP:rs1048289) VAR_032106 dbSNP
 350G -> S (in a NSCLC cell line; dbSNP:rs777308626) VAR_032107 dbSNP
 364G -> C (in a lung adenocarcinoma cell line; also in NSCLC cell lines; may be a polymorphism; strongly reduces interaction with NFE2L2/NRF2 and reduces repression of NFE2L2/NRF2-dependent gene expression; dbSNP:rs1397945617) VAR_032108 dbSNP
 430G -> C (in a lung adenocarcinoma patient; somatic mutation; strongly reduces interaction with NFE2L2/NRF2 and reduces repression of NFE2L2/NRF2-dependent gene expression) VAR_032109
 522A -> V (in a breast cancer sample; somatic mutation) VAR_036085
 67-178BTB/POZ domain
IPR000210PF00651
 185-285BTB/Kelch-associated
IPR011705PF07707
 324-358Kelch repeat type 1
IPR006652PF01344
 361-410Kelch repeat type 1
IPR006652PF01344
 412-456Kelch repeat type 1
IPR006652PF01344
 459-504Kelch repeat type 1
IPR006652PF01344
 507-550Kelch repeat type 1
IPR006652PF01344
 553-597Kelch repeat type 1
IPR006652PF01344

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownloadAssess
Crystal Structure of the Kelch-Neh2 Complex Heteromer
Q16236;
2flu325-609
Crystal Structures of apo Keap1, Keap1-peptide, and Keap1-compound complexes Heteromer
Q16236;
4ifl325-609
De novo design and crystallographic validation of antibodies targeting a pre-selected epitope Heteromer
5f72325-609
crystal structure of the KEAP1-NEH2 complex Heteromer
Q16236;
ACT;3zgc325-609
Kelch domain of human Keap1 bound to Nrf2 ETGE peptide Heteromer
Q16236;
5wfv326-609
Crystal structure of human CUL3 N-terminal domain bound to KEAP1 BTB and 3-box Heteromer
Q13618;
5nlb51-204
The structure of the F64A, S172A mutant Keap1-BTB domain in complex with SKP1-FBXL17 Heteromer
P63208; Q9UF56;
6w6650-179
Structure of a substrate-bound DQC ubiquitin ligase Heteromer
P63208; Q13616; Q9UF56;
6wcq50-179
STRUCTURE OF KEAP1 KELCH DOMAIN WITH(1S,2R)-2-[(1S)-1-[(1-oxo-2,3-dihydro-1H-isoindol-2-Yl)methyl]-…homo-3-mer 2FS;ACT;4n1b325-611
Structure of keap1 kelch domain with (1S,2R)-2-{[(1S)-5-methyl-1-[(1-oxo-1,3-dihydro-2H-isoindol-2-…homo-3-mer 1VX; 10×ACT;4l7d325-609
Structure of keap1 kelch domain with 2-{[(1S)-2-{[(1R,2S)-2-(1H-tetrazol-5-yl)cyclohexyl]carbonyl}-…homo-3-mer 1VW;ACT;4l7c326-609
Structure of keap1 kelch domain with (1S,2R)-2-{[(1S)-1-[(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)me…homo-2-mer ACT;1VV;NA;4l7b321-609
Crystal Structure of the KELCH domain of human KEAP1homo-2-mer FMT;NA;6rog324-609
crystal structure of a KEAP1 mutanthomo-2-mer 10×ACT;NA;3zgd325-609
Keap1 - peptide complexhomo-2-mer EDO;ACT;NA;6fmq325-609
Keap1 - peptide complexhomo-2-mer 10×ACT;EDO;CL;NA;6fmp325-609
BTB domain of KEAP1 in complex with CDDOhomo-2-mer SXJ;4cxt49-180
Crystal Structure of Human KEAP1 BTB Domain in Complex with isoxazoline-based inhibitorhomo-2-mer D8N;6ffm50-180
BTB domain of KEAP1 C151W mutanthomo-2-mer 4cxj49-179
Crystal Structure of Human KEAP1 BTB Domain in Complex with Small Molecule TX64014homo-2-mer TX6;5dad50-179
The structure of S172A Keap1-BTB domainhomo-2-mer 6w6751-179
The structure of F64, S172A Keap1-BTB domainhomo-2-mer 6w6951-179
The structure of V98A S172A Keap1-BTB domainhomo-2-mer 6w6851-179
Crystal Structure of Human KEAP1 BTB Domain in Complex with Small Molecule TX64063homo-2-mer 58E;5daf50-177
Kelch domain of human Keap1 bound to small molecule inhibitor fragment: 4-oxo-4H-1-benzopyran-2-car…monomer SO4;5who325-613
1.35 angstrom structure of the Kelch domain of Keap1monomer 1zgk322-609
Crystal Structures of apo Keap1, Keap1-peptide, and Keap1-compound complexesmonomer 4ifj322-609
Crystal structure of the Kelch domain of human Keap1monomer 1u6d322-609
Crystal Structure of Keap1 Soaked with Synthetic Small Molecularmonomer FUU;3vnh322-609
Crystal Structure of Keap1 in Complex with Synthetic Small Molecular based on a co-crystallizationmonomer FUU;3vng322-609
Crystal structure of cpd 15 bound to Keap1 Kelch domainmonomer PO4;4ID;4in4322-609
Crystal structure of the Kelch domain in complex with 11 amino acid peptide (model of the ETGE loop)monomer NA;6tg8322-609
Crystal structure of N-(4-((4-methoxy-N-(2,2,2-trifluoroethyl)phenyl)sulfonamido)isoquinolin-1-yl)-…monomer Q5V;FMT;DMS;NA;6uf0324-609
Crystal structure of 2,2'-(naphthalene-1,4-diylbis(((4-methoxyphenyl)sulfonyl)azanediyl))diacetamid…monomer 41P;4xmb324-609
KEAP1 Kelch domain in complex with Compound 9monomer GOL;DMS;08A;6tym325-609
Crystal structure of N-(4-((4-methoxy-N-(2,2,2-trifluoroethyl)phenyl)sulfonamido)isoquinolin-1-yl)-…monomer 11×FMT;Q5Y;NA;6v6z325-609
Keap1 - inhibitor complexmonomer EDO;GX8;NA;6hws325-609
Crystal structure of cpd 16 bound to Keap1 Kelch domainmonomer IQK;4iqk325-609
Crystal structure of the Keap1 Kelch domain in complex with a tetrapeptidemonomer ACT;5x54325-609
Crystal Structures of apo Keap1, Keap1-peptide, and Keap1-compound complexesmonomer 12O;4ifn325-609
KEAP1 IN COMPLEX WITH COMPOUND 6monomer LQ8;ACT;6sp1325-609
KEAP1 IN COMPLEX WITH PEPTIDE 8monomer ACT;6t7v325-609
KEAP1 IN COMPLEX WITH COMPOUND 44monomer ACT;6t7z326-609
Kelch domain of human Keap1 bound to small molecule inhibitor fragment: 4-amino-1,7-dihydro-6H-pyra…monomer SO4;1XM;5wiy326-609
KEAP1 Kelch domain in complex with Compound 2monomer FMT;PKG;6typ326-609
KEAP1 IN COMPLEX WITH COMPOUND 23monomer LQK;6sp4326-609
Kelch domain of human Keap1 in open unliganded conformationmonomer SO4;5wfl327-609
Kelch domain of human Keap1 bound to mutant Nrf2 EAGE peptidemonomer SO4;5wg1330-609
Kelch domain of human Keap1 bound to inhibitory small molecule fragment: hydroxyphenyl propionic ac…monomer HPP;5whl330-609
BTB domain of KEAP1 in complex with XX3monomer XXT;5git51-180
BTB domain of KEAP1monomer 4cxi50-179

Homology models

Oligo-stateLigandsQMEANTemplateRangeSeq id (%)DownloadAssess
monomer EOU;PG5;0.586lrz.1.A319-613
94.68