› 7c5e

X-ray diffraction
1.75Å resolution

Crystal structure of Keap1 in complex with fumarate (FUM)

Released:
DOI: 10.2210/pdb7c5e/pdb
PDB entry 7c5e coloured by chain, front view.
PDB entry 7c5e coloured by chain, side view.
PDB entry 7c5e coloured by chain, top view.
Source organism: Mus musculus
Primary publication:
Structural insights into the multiple binding modes of Dimethyl Fumarate (DMF) and its analogs to the Kelch domain of Keap1.
Unni S, Deshmukh P, Krishnappa G, Kommu P, Padmanabhan B
FEBS J 288 1599-1613 (2021)
PMID: 32672401

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-195563 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Kelch-like ECH-associated protein 1 Chain: A
Molecule details ›
Chain: A
Length: 314 amino acids
Theoretical weight: 34.48 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9Z2X8 (Residues: 324-616; Coverage: 47%)
Gene names: Inrf2, Keap1, Kiaa0132
Sequence domains: Kelch motif

Ligands and Environments

4 bound ligands:
Ligand FUM 3 x FUM
Ligand ACT 2 x ACT
Ligand PGE 1 x PGE
Ligand SO4 2 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: P61
Unit cell:
a: 103.763Å b: 103.763Å c: 56.503Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.204 0.202 0.245
Expression system: Escherichia coli

Quick links

Citations

8 review citations

Redox signaling at the crossroads of human health and disease.
Zuo et al. (2022)
7 more

1 mention without citation

Structural insights into the multiple binding modes of Dimethyl Fumarate (DMF) and its analogs to the Kelch domain of Keap1.
Unni et al. (2021)