› 1n8u

X-ray diffraction
1.8Å resolution

Chemosensory Protein in Complex with bromo-dodecanol

Released:
DOI: 10.2210/pdb1n8u/pdb
PDB entry 1n8u coloured by chain, front view.
PDB entry 1n8u coloured by chain, side view.
PDB entry 1n8u coloured by chain, top view.
Source organism: Mamestra brassicae
Primary publication:
Moth chemosensory protein exhibits drastic conformational changes and cooperativity on ligand binding.
Campanacci V, Lartigue A, Hällberg BM, Jones TA, Giudici-Orticoni MT, Tegoni M, Cambillau C
Proc Natl Acad Sci U S A 100 5069-74 (2003)
PMID: 12697900

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-192424 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Chemosensory protein Chain: A
Molecule details ›
Chain: A
Length: 112 amino acids
Theoretical weight: 13.09 KDa
Source organism: Mamestra brassicae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9NG96 (Residues: 17-128; Coverage: 100%)
Sequence domains: Insect pheromone-binding family, A10/OS-D
Structure domains: Insect odorant-binding protein A10/Ejaculatory bulb-specific protein 3

Ligands and Environments

1 bound ligand:
Ligand BDD 3 x BDD
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: C2
Unit cell:
a: 61.529Å b: 54.579Å c: 33.226Å
α: 90° β: 116.59° γ: 90°
R-values:
R R work R free
0.19 0.184 0.246
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

6 review citations

Beyond chemoreception: diverse tasks of soluble olfactory proteins in insects.
Pelosi et al. (2018)
5 more

8 mentions without citation

Soluble proteins of chemical communication: an overview across arthropods.
Pelosi et al. (2014)
7 more