4i9r

X-ray diffraction
2.6Å resolution

Crystal Structure of the R111K:R132L:Y134F:T54V:R59W:A32W Mutant of the Cellular Retinoic Acid Binding Protein Type II in Complex with All-Trans Retinal at 2.6 Angstrom Resolution

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-151430 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Cellular retinoic acid-binding protein 2 Chain: A
Molecule details ›
Chain: A
Length: 137 amino acids
Theoretical weight: 15.64 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: P3121
Unit cell:
a: 57.483Å b: 57.483Å c: 109.799Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.199 0.195 0.276
Expression system: Escherichia coli