PDBe 1kt5

X-ray diffraction
1.46Å resolution

Crystal structure of bovine holo-RBP at pH 4.0


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Retinol-binding protein 4 Chain: A
Molecule details ›
Chain: A
Length: 175 amino acids
Theoretical weight: 20.2 KDa
Source organism: Bos taurus
  • Canonical: P18902 (Residues: 1-175; Coverage: 96%)
Gene name: RBP4
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: ESRF BEAMLINE ID14-4
Spacegroup: P212121
Unit cell:
a: 45.293Å b: 48.769Å c: 74.613Å
α: 90° β: 90° γ: 90°
R R work R free
0.16 0.15 0.246