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8PKX

Kelch domain of KEAP1 in complex with a ortho-dimethylbenzene linked cyclic peptide 11 (ortho-WRCNPETaEC).

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Kelch-like ECH-associated protein 1polymer31634624.82UniProt (Q14145)
Pfam (PF01344)
Homo sapiens (human)Cytosolic inhibitor of Nrf2,INrf2,Kelch-like protein 19
2C
(P)
CP11polymer121233.41Homo sapiens
3D, E
(A)
CHLORIDE IONnon-polymer35.52Chemie (CL)
4F, G, I, J, R...
(A, B)
1,2-ETHANEDIOLnon-polymer62.16Chemie (EDO)
5H, K, Q, S
(A, B)
GLYCEROLnon-polymer92.14Chemie (GOL)
6L, M, N, P
(A, B)
SODIUM IONnon-polymer23.04Chemie (NA)
7O
(B)
SULFATE IONnon-polymer96.11Chemie (SO4)
8U
(P)
(2-methylphenyl)methanolnon-polymer122.21Chemie (ZK2)
9V, W, X
(A, B, P)
waterwater18.0289Chemie (HOH)
Sequence modifications
A, B: 312 - 623 (UniProt: Q14145)
PDBExternal DatabaseDetails
Gly 309-expression tag
His 310-expression tag
Met 311-expression tag
Ser 319Cys 319conflict
Ala 540Glu 540conflict
Ala 542Glu 542conflict
Ser 613Cys 613conflict
Ser 622Cys 622conflict
Ser 624-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight70483.0
Non-Polymers*Number of molecules18
Total formula weight1121.9
All*Total formula weight71604.8
*Water molecules are not included.

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PDB entries from 2026-01-28

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