SMTL ID : 7eca.1

Crystal structure of the Keap1 complex with a peptide base on ETGE motif.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-1-1-mer

Ligands

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

SO4.1: 5 residues within 4Å: Chain A: C.143, I.144, H.145, R.168, D.188 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:H.145, A:D.188 Water bridges: A:C.143, A:H.145, A:H.145 Salt bridges: A:H.145, A:R.168 SO4.2: 4 residues within 4Å: Chain A: I.144, H.146, S.147, S.148 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:S.147, A:S.148, A:S.148 Water bridges: A:S.147, A:S.148, A:R.168 Salt bridges: A:H.146 SO4.3: 3 residues within 4Å: Chain A: W.159, H.160, L.161 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:L.161 Salt bridges: A:H.160 SO4.4: 2 residues within 4Å: Chain A: A.116, S.117 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.117, A:S.117 SO4.5: 5 residues within 4Å: Chain A: R.124, G.171, G.218, A.265 Chain B: T.16 7 PLIP interactions: 7 interactions with chain A Water bridges: A:G.73, A:R.124, A:G.171, A:V.172, A:G.312, A:G.312 Salt bridges: A:R.124 SO4.6: 5 residues within 4Å: Chain A: H.133, E.153, P.154, E.155, R.156 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:E.155, A:R.156 Water bridges: A:G.132 Salt bridges: A:H.133, A:R.156 SO4.7: 7 residues within 4Å: Chain A: V.172, G.173, V.174, A.219, G.220, V.221, I.268 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:V.174, A:V.174, A:V.221 Water bridges: A:I.268 SO4.8: 6 residues within 4Å: Chain A: I.130, D.131, H.133, Y.135, R.151, P.201 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:D.131, A:Y.135 Water bridges: A:R.179, A:R.179 Salt bridges: A:H.133, A:R.151 SO4.9: 4 residues within 4Å: Chain A: T.190, N.191, R.192, G.236 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.190, A:R.192 Salt bridges: A:R.192 SO4.10: 2 residues within 4Å: Chain A: V.79, G.80 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:G.80 SO4.11: 4 residues within 4Å: Chain A: H.133, R.151, E.153, R.156 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.153, A:E.153 Salt bridges: A:R.151, A:R.156

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cheng, L. et al., New insights into the mechanism of Keap1-Nrf2 interaction based on cancer-associated mutations. Life Sci (2021)

Release Date

2022-03-16

Peptides

Kelch-like ECH-associated protein 1: A
LEU-ASP-GLU-GLU-THR-GLY-GLU-PHE-LEU-PRO: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Kelch-like ECH-associated protein 1

LEU-ASP-GLU-GLU-THR-GLY-GLU-PHE-LEU-PRO