PDBe 3f9d

X-ray diffraction
2Å resolution

Crystal structure of the R132K:R111L:T54E mutant of cellular retinoic acid-binding protein II complexed with C15-aldehyde (a retinal analog) at 2.00 angstrom resolution

Released:
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
Macromolecule:
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
UniProt:
  • 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-F
Spacegroup: P6122
Unit cell:
a: 87.499Å b: 87.499Å c: 210.99Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.197 0.195 0.233
Expression system: Escherichia coli