PDBe 1xap

X-ray diffraction
2.1Å resolution

Structure of the ligand binding domain of the Retinoic Acid Receptor beta


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Retinoic acid receptor beta Chain: A
Molecule details ›
Chain: A
Length: 267 amino acids
Theoretical weight: 30.18 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P10826 (Residues: 176-421; Coverage: 54%)
Gene names: HAP, NR1B2, RARB
Sequence domains: Ligand-binding domain of nuclear hormone receptor
Structure domains: Retinoid X Receptor

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P212121
Unit cell:
a: 47.276Å b: 57.808Å c: 90.289Å
α: 90° β: 90° γ: 90°
R R work R free
0.213 0.213 0.253
Expression system: Escherichia coli BL21(DE3)