SMTL ID : 6df6.1 (1 other biounit)

Crystal structure of estrogen receptor alpha in complex with receptor degrader 16ab

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x G8Y: (8R)-8-(4-{2-[3-(fluoromethyl)azetidin-1-yl]ethoxy}phenyl)-1,8-dihydro-2H-[1]benzopyrano[4,3-d][1]benzoxepine-5,11-diol(Non-covalent)

G8Y.1: 20 residues within 4Å: Chain A: M.70, L.73, T.74, A.77, D.78, E.80, W.110, L.114, M.115, L.118, R.121, F.131, M.148, L.155, G.248, H.251, L.252, V.260, P.262, L.266 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:A.77, A:W.110, A:L.114, A:L.118, A:L.252, A:L.252, A:L.252 Hydrogen bonds: A:E.80, A:R.121, A:H.251 Salt bridges: A:D.78 pi-Stacking: A:F.131 G8Y.2: 18 residues within 4Å: Chain B: M.70, L.73, T.74, A.77, D.78, E.80, L.81, W.110, L.114, M.115, L.118, R.121, M.148, L.155, H.251, L.252, P.262, L.266 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:A.77, B:W.110, B:L.114, B:L.114, B:L.118, B:L.252, B:L.252, B:L.252, B:P.262 Hydrogen bonds: B:E.80, B:R.121, B:H.251 Salt bridges: B:D.78

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 8 residues within 4Å: Chain A: N.182, Y.186, H.203, L.206 Chain B: R.161, Q.233, L.236, I.237 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Water bridges: A:L.206, A:T.210 Hydrogen bonds: B:R.161, B:R.161

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhang, B. et al., Unexpected equivalent potency of a constrained chromene enantiomeric pair rationalized by co-crystal structures in complex with estrogen receptor alpha. Bioorg. Med. Chem. Lett. (2019)

Release Date

2019-02-20

Peptides

Estrogen receptor: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Estrogen receptor

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