3fa6

X-ray diffraction
1.54Å resolution

Crystal structure of the R132K:Y134F:R111L:L121D:T54V mutant of cellular retinoic acid-binding protein II complexed with C15-aldehyde (a retinal analog) at 1.54 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: 15.49 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-D
Spacegroup: P212121
Unit cell:
a: 37.261Å b: 89.634Å c: 90.621Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.174 0.171 0.221
Expression system: Escherichia coli