PDBe 3erd

X-ray diffraction
2.03Å resolution

HUMAN ESTROGEN RECEPTOR ALPHA LIGAND-BINDING DOMAIN IN COMPLEX WITH DIETHYLSTILBESTROL AND A GLUCOCORTICOID RECEPTOR INTERACTING PROTEIN 1 NR BOX II PEPTIDE

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Estrogen receptor Chains: A, B
Molecule details ›
Chains: A, B
Length: 261 amino acids
Theoretical weight: 29.85 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P03372 (Residues: 297-554; 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: 13 amino acids
Theoretical weight: 1.58 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q15596 (Residues: 686-698; Coverage: 1%)
Gene names: BHLHE75, NCOA2, SRC2, TIF2

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: P21
Unit cell:
a: 54.094Å b: 82.217Å c: 58.041Å
α: 90° β: 111.33° γ: 90°
R-values:
R R work R free
0.196 0.196 0.248
Expression system: Escherichia coli