SMTL ID : 7c60.1

Crystal structure of Keap1 in complex with monoethyl fumarate (MEF)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

monomer

Ligands

2 x NF3: (~{Z})-4-ethoxy-4-oxidanylidene-but-2-enoic acid(Non-covalent)

NF3.1: 5 residues within 4Å: Chain A: V.63, V.64, G.65, G.66, G.117 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:G.65, A:G.66 NF3.3: 4 residues within 4Å: Chain A: Y.219, Q.224, S.249, Y.266 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Y.219, A:Y.219 Hydrogen bonds: A:Q.224, A:S.249

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.2: 4 residues within 4Å: Chain A: R.74, N.76, N.108, R.109 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.76, A:N.108 Water bridges: A:S.57 Salt bridges: A:R.74

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.4: 5 residues within 4Å: Chain A: I.129, H.130, H.131, S.132, S.133 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:S.132, A:S.133, A:S.133 Water bridges: A:S.132, A:R.153 Salt bridges: A:H.131 SO4.5: 2 residues within 4Å: Chain A: R.188, R.192 4 PLIP interactions: 4 interactions with chain A Water bridges: A:R.192, A:R.192 Salt bridges: A:R.188, A:R.192

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

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

Release Date

2020-08-05

Peptides

Kelch-like ECH-associated protein 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Kelch-like ECH-associated protein 1