SMTL ID : 7k2n.1 (1 other biounit)

Kelch domain of human KEAP1 bound to Nrf2-based cyclic peptide, c[BAL-DEETGE]

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.22 Å

Oligo State

monomer

Ligands

1 x BAL- ASP- PRO- GLU- THR- GLY- GLU: (BAL)DPETGE(Non-covalent)

BAL-ASP-PRO-GLU-THR-GLY-GLU.1: 16 residues within 4Å: Chain A: Y.11, S.40, R.57, N.59, R.92, R.160, S.185, G.186, Y.202, Q.207, S.232, A.233, Y.249, F.254, S.279 Ligands: SO4.2 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:Y.11, A:Y.202, A:Y.202, A:A.233 Hydrogen bonds: A:S.40, A:R.57, A:N.59, A:S.185, A:Q.207, A:S.279 Water bridges: A:N.91 Salt bridges: A:R.57, A:R.92, A:R.92, A:R.160

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

SO4.2: 4 residues within 4Å: Chain A: R.57 Ligands: BAL-ASP-PRO-GLU-THR-GLY-GLU.1, BAL-ASP-PRO-GLU-THR-GLY-GLU.1, BAL-ASP-PRO-GLU-THR-GLY-GLU.1 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.57 SO4.3: 4 residues within 4Å: Chain A: I.112, H.114, N.115, S.116 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.115, A:N.115, A:S.116, A:S.116 Salt bridges: A:H.114

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ortet, P.C. et al., Recapitulating the Binding Affinity of Nrf2 for KEAP1 in a Cyclic Heptapeptide, Guided by NMR, X-ray Crystallography, and Machine Learning. J.Am.Chem.Soc. (2021)

Release Date

2021-04-07

Peptides

Kelch-like ECH-associated protein 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Kelch-like ECH-associated protein 1

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