5dks

X-ray diffraction
2.6Å resolution

Crystal Structure of the ER-alpha Ligand-binding Domain in complex with a 2-naphthylamino-substituted, ethyl, triaryl-ethylene derivative 4,4'-{2-[3-(naphthalen-1-ylamino)phenyl]but-1-ene-1,1-diyl}diphenol

Released:

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
Non-polymer only tetramer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Estrogen receptor Chains: A, B
Molecule details ›
Chains: A, B
Length: 257 amino acids
Theoretical weight: 29.3 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P03372 (Residues: 298-554; Coverage: 43%)
Gene names: ESR, ESR1, NR3A1
Sequence domains: Ligand-binding domain of nuclear hormone receptor
Structure domains: Retinoid X Receptor
Nuclear receptor coactivator 2 Chains: C, D
Molecule details ›
Chains: C, D
Length: 14 amino acids
Theoretical weight: 1.67 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: Q15596 (Residues: 686-699; Coverage: 1%)
Gene names: BHLHE75, NCOA2, SRC2, TIF2

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P21
Unit cell:
a: 54.54Å b: 82.75Å c: 58.15Å
α: 90° β: 110.83° γ: 90°
R-values:
R R work R free
0.218 0.213 0.26
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided