PDBe 4xmb

X-ray diffraction
2.43Å resolution

Crystal structure of 2,2'-(naphthalene-1,4-diylbis(((4-methoxyphenyl)sulfonyl)azanediyl))diacetamide bound to human Keap1 Kelch domain


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Kelch-like ECH-associated protein 1 Chain: A
Molecule details ›
Chain: A
Length: 289 amino acids
Theoretical weight: 31.65 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: Q14145 (Residues: 321-609; Coverage: 46%)
Gene names: INRF2, KEAP1, KIAA0132, KLHL19
Sequence domains: Kelch motif
Structure domains: Kelch-type beta propeller

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: Cu FINE FOCUS
Spacegroup: P21
Unit cell:
a: 38.47Å b: 51.521Å c: 67.238Å
α: 90° β: 101.27° γ: 90°
R R work R free
0.176 0.171 0.229
Expression system: Escherichia coli