› 1a3y

X-ray diffraction
2.25Å resolution

ODORANT BINDING PROTEIN FROM NASAL MUCOSA OF PIG

Released:
DOI: 10.2210/pdb1a3y/pdb
PDB entry 1a3y coloured by chain, front view.
PDB entry 1a3y coloured by chain, side view.
PDB entry 1a3y coloured by chain, top view.
Source organism: Sus scrofa
Primary publication:
The structure of the monomeric porcine odorant binding protein sheds light on the domain swapping mechanism.
Spinelli S, Ramoni R, Grolli S, Bonicel J, Cambillau C, Tegoni M
Biochemistry 37 7913-8 (1998)
PMID: 9609684

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-160496 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Odorant-binding protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 149 amino acids
Theoretical weight: 16.77 KDa
Source organism: Sus scrofa
UniProt:
  • Canonical: P81245 (Residues: 9-157; Coverage: 95%)
Sequence domains: Lipocalin / cytosolic fatty-acid binding protein family
Structure domains: Lipocalin

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH2R
Spacegroup: P212121
Unit cell:
a: 42.36Å b: 88.73Å c: 93.19Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.181 0.181 0.247

Quick links

Citations

5 review citations

The lipocalin protein family: structural and sequence overview.
Flower et al. (2000)
4 more

6 mentions without citation

Distantly related lipocalins share two conserved clusters of hydrophobic residues: use in homology modeling.
Adam et al. (2008)
5 more