SMTL ID : 7y8f.2 (1 other biounit)

Estrogen Receptor Alpha Ligand Binding Domain Y537S Mutant in Complex with an Inhibitor 30o and GRIP Peptide

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.22 Å

Oligo State

monomer

Ligands

1 x ALA- ILE- LEU- HIS- ARG- LEU- LEU- GLN: Grip peptide(Non-covalent)

ALA-ILE-LEU-HIS-ARG-LEU-LEU-GLN.1: 9 residues within 4Å: Chain A: I.64, K.68, L.78, H.79, Q.81, V.82, L.85, E.86, E.248 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:I.64, A:I.64, A:L.78, A:L.78, A:V.82, A:L.85, A:E.86 Hydrogen bonds: A:K.68, A:E.248, A:E.248

1 x IC7: [4-(trifluoromethyl)phenyl] (1~{S},2~{R},4~{S})-5-(4-hydroxyphenyl)-6-[4-(1,2,4-triazol-1-yl)phenyl]-7-oxabicyclo[2.2.1]heptane-2-sulfonate(Non-covalent)

IC7.2: 19 residues within 4Å: Chain A: M.49, L.52, T.53, A.56, E.59, W.89, L.93, M.94, L.97, R.100, F.110, V.124, G.126, M.127, I.130, G.227, H.230, L.231, L.246 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:L.52, A:A.56, A:W.89, A:L.93, A:L.97, A:M.127, A:I.130, A:H.230 Hydrogen bonds: A:L.93, A:R.100 Water bridges: A:L.97 pi-Stacking: A:F.110 Halogen bonds: A:G.126

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

SO4.3: 6 residues within 4Å: Chain A: L.26, E.29, W.99, G.148, F.151, V.152 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.29

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xin, L. et al., Structure-guided identification of novel dual-targeting estrogen receptor alpha degraders with aromatase inhibitory activity for the treatment of endocrine-resistant breast cancer. Eur.J.Med.Chem. (2023)

Release Date

2023-04-26

Peptides

Estrogen receptor: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Estrogen receptor

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