PDBe 2rct

X-ray diffraction
1.2Å resolution

Crystal structure of human holo cellular retinol-binding protein II (CRBP-II)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Retinol-binding protein 2 Chain: A
Molecule details ›
Chain: A
Length: 141 amino acids
Theoretical weight: 16.5 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P50120 (Residues: 2-134; Coverage: 99%)
Gene names: CRBP2, RBP2
Sequence domains: Lipocalin / cytosolic fatty-acid binding protein family
Structure domains: Lipocalin

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P212121
Unit cell:
a: 35.45Å b: 49.966Å c: 74.296Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.194 0.193 0.215
Expression system: Escherichia coli