SMTL ID : 5gs4.1

Crystal structure of estrogen receptor alpha in complex with a stabilized peptide antagonist

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

hetero-1-1-mer

Ligands

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 4 residues within 4Å: Chain A: P.21, H.52, N.55, R.59 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.55 Water bridges: A:R.59, A:R.59 Salt bridges: A:H.52, A:R.59 PO4.2: 3 residues within 4Å: Chain A: L.23, R.48, H.52 4 PLIP interactions: 4 interactions with chain A Water bridges: A:H.52, A:H.52 Salt bridges: A:R.48, A:H.52

1 x EST: ESTRADIOL(Non-covalent)

EST.3: 18 residues within 4Å: Chain A: M.39, L.42, T.43, L.45, A.46, E.49, L.80, L.83, M.84, L.87, R.90, F.100, M.117, I.120, L.124, G.217, H.220, L.221 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:L.42, A:A.46, A:L.83, A:I.120, A:H.220 Hydrogen bonds: A:E.49, A:R.90, A:H.220 Water bridges: A:R.90 pi-Stacking: A:F.100

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xie, M. et al., Structural Basis of Inhibition of ER alpha-Coactivator Interaction by High-Affinity N-Terminus Isoaspartic Acid Tethered Helical Peptides. J. Med. Chem. (2017)

Release Date

2017-08-30

Peptides

Estrogen receptor: A
ARG-IAS-ILE-LEU-DNP-ARG-LEU-LEU-GLN: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Estrogen receptor

ARG-IAS-ILE-LEU-DNP-ARG-LEU-LEU-GLN

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