SMTL ID : 6fmq.1

Keap1 - peptide complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

1 x ACE- DYW- GLU- THR- GLY- GLU- LEU: ACY-SC1-GLU-THR-GLY-GLU-LEU(Non-covalent)

ACE-DYW-GLU-THR-GLY-GLU-LEU.1: 25 residues within 4Å: Chain A: Y.139, R.141, R.185, N.187, D.190, G.191, N.192 Chain B: Y.139, S.168, R.185, N.187, R.220, R.288, S.313, G.314, Y.330, Q.335, S.360, A.361, Y.377, F.382, S.407 Ligands: EDO.13, NA.16, NA.19 21 PLIP interactions: 17 interactions with chain B, 4 interactions with chain A Hydrophobic interactions: B:Y.139, B:Y.330, B:Y.330 Hydrogen bonds: B:Y.139, B:S.168, B:N.187, B:S.313, B:Q.335, B:S.360, B:S.407, A:N.187, A:N.192, A:N.192 Water bridges: B:S.143, B:N.219, B:Y.377, B:Y.377 Salt bridges: B:R.185, B:R.220, B:R.288, A:R.185

4 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.2: 5 residues within 4Å: Chain A: R.185, T.193, D.194, H.237, G.238 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.194, A:G.238 Water bridges: A:D.194, A:H.237 EDO.3: 3 residues within 4Å: Chain A: L.160, A.161, D.162 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.162 Water bridges: A:D.162 EDO.12: 5 residues within 4Å: Chain A: F.283, G.285 Chain B: N.192, T.193, D.194 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain B Water bridges: A:H.241 Hydrogen bonds: B:D.194, B:D.194 EDO.13: 7 residues within 4Å: Chain B: G.169, R.220, G.267, G.314, A.361, G.408 Ligands: ACE-DYW-GLU-THR-GLY-GLU-LEU.1 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:R.220 Water bridges: B:G.314, B:A.315

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

ACT.4: 4 residues within 4Å: Chain A: V.216, H.237, I.240, H.242 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:V.216 Salt bridges: A:H.237, A:H.242 ACT.5: 5 residues within 4Å: Chain A: L.276, Y.296, P.297, E.298, R.299 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:L.276, A:Y.296 Hydrogen bonds: A:E.298, A:R.299 Salt bridges: A:R.299 ACT.6: 6 residues within 4Å: Chain A: Y.139, G.169, R.220, S.407, G.408 Chain B: P.189 2 PLIP interactions: 2 interactions with chain A Water bridges: A:S.168, A:S.407 ACT.7: 8 residues within 4Å: Chain A: R.220, I.266, F.283, R.288, S.313 Chain B: D.190, G.191, N.192 7 PLIP interactions: 6 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:F.283, A:R.288 Hydrogen bonds: A:S.313, B:N.192 Water bridges: A:R.288 Salt bridges: A:R.220, A:R.288 ACT.8: 4 residues within 4Å: Chain A: Q.142, N.187, S.188, P.189 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.188 ACT.14: 5 residues within 4Å: Chain B: L.276, Y.296, P.297, E.298, R.299 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:L.276 Hydrogen bonds: B:E.298, B:R.299 Water bridges: B:R.275 Salt bridges: B:R.299 ACT.15: 3 residues within 4Å: Chain B: L.160, A.161, D.162 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:D.162 Water bridges: B:R.159 Salt bridges: B:R.159

7 x NA: SODIUM ION(Non-functional Binders)

NA.9: 4 residues within 4Å: Chain A: R.220, S.313, G.314 Chain B: D.190 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:D.190, A:R.220, A:R.220 NA.10: 2 residues within 4Å: Chain A: S.195, S.196 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.194, A:S.196, A:A.197 NA.11: 2 residues within 4Å: Chain A: Y.296, I.305 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.296 NA.16: 4 residues within 4Å: Chain B: Y.139, R.141, N.187 Ligands: ACE-DYW-GLU-THR-GLY-GLU-LEU.1 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:N.187 Water bridges: B:N.187, B:S.188, B:S.188 NA.17: 1 residues within 4Å: Chain B: H.237 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:H.237 NA.18: 3 residues within 4Å: Chain B: I.240, H.241, R.264 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:H.241, B:R.264 NA.19: 4 residues within 4Å: Chain B: R.185, N.219, R.220 Ligands: ACE-DYW-GLU-THR-GLY-GLU-LEU.1 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:N.219 Water bridges: B:N.219, B:R.220, B:R.220

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Georgakopoulos, N.D. et al., Modified Peptide Inhibitors of the Keap1-Nrf2 Protein-Protein Interaction Incorporating Unnatural Amino Acids. Chembiochem (2018)

Release Date

2018-08-08

Peptides

Kelch-like ECH-associated protein 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Kelch-like ECH-associated protein 1

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