PDBe 3fel

X-ray diffraction
1.85Å resolution

Crystal structure of the R132K:R111L:T54E mutant of cellular retinoic acid-binding protein II at 1.85 angstrom resolution

Source organism: Homo sapiens
Entry authors: Jia X, Geiger JH

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Cellular retinoic acid-binding protein 2 Chains: A, B
Molecule details ›
Chains: A, B
Length: 137 amino acids
Theoretical weight: 15.54 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P29373 (Residues: 2-138; Coverage: 99%)
Gene name: CRABP2
Sequence domains: Lipocalin / cytosolic fatty-acid binding protein family
Structure domains: Lipocalin

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-G
Spacegroup: P1
Unit cell:
a: 34.803Å b: 36.678Å c: 56.892Å
α: 75.52° β: 74.88° γ: 88.4°
R R work R free
0.193 0.19 0.248
Expression system: Escherichia coli