PDBe 2qxs

X-ray diffraction
1.7Å resolution

Crystal Structure of Antagonizing Mutant 536S of the Estrogen Receptor Alpha Ligand Binding Domain Complexed to Raloxifene


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Estrogen receptor Chains: A, B
Molecule details ›
Chains: A, B
Length: 258 amino acids
Theoretical weight: 29.51 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P03372 (Residues: 298-554; Coverage: 43%)
  • Best match: P03372-2 (Residues: 254-442)
Gene names: ESR, ESR1, NR3A1
Sequence domains: Ligand-binding domain of nuclear hormone receptor
Structure domains: Retinoid X Receptor

Ligands and Environments

1 bound ligand:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: C2
Unit cell:
a: 101.588Å b: 58.102Å c: 87.95Å
α: 90° β: 102.66° γ: 90°
R R work R free
0.184 0.183 0.216
Expression system: Escherichia coli