› 4z39

X-ray diffraction
1.3Å resolution

Structure of OBP3 from the vetch aphid Megoura viciae

Released:
DOI: 10.2210/pdb4z39/pdb
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PDB entry 4z39 coloured by chain, front view.
PDB entry 4z39 coloured by chain, side view.
PDB entry 4z39 coloured by chain, top view.
Source organism: Megoura viciae
Primary publication:
Crystal Structures and Binding Dynamics of Odorant-Binding Protein 3 from two aphid species Megoura viciae and Nasonovia ribisnigri.
Northey T, Venthur H, De Biasio F, Chauviac FX, Cole A, Ribeiro KA, Grossi G, Falabella P, Field LM, Keep NH, Zhou JJ
OpenAccess logo Sci Rep 6 24739 (2016)
PMID: 27102935

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-102688 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Odorant binding protein 3 Chains: A, B
Molecule details ›
Chains: A, B
Length: 121 amino acids
Theoretical weight: 13.63 KDa
Source organism: Megoura viciae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A0S2E5N6 (Residues: 5-122; Coverage: 97%)
Gene name: OBP3
Sequence domains: PBP/GOBP family

Ligands and Environments

2 bound ligands:
Ligand GOL 2 x GOL
Ligand SO4 2 x SO4
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: DIAMOND BEAMLINE I24
Spacegroup: P1
Unit cell:
a: 36.22Å b: 41.39Å c: 44.31Å
α: 100.28° β: 101.74° γ: 105.03°
R-values:
R R work R free
0.126 0.125 0.161
Expression system: Escherichia coli BL21(DE3)

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Citations

4 review citations

A look inside odorant-binding proteins in insect chemoreception.
Brito et al. (2016)
3 more

7 mentions without citation

Roles of insect odorant binding proteins in communication and xenobiotic adaptation.
Abendroth et al. (2023)
6 more

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