2d04

X-ray diffraction
2.76Å resolution

Crystal structure of neoculin, a sweet protein with taste-modifying activity.

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-148685 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (3 distinct):
Curculin-2 Chains: A, C, E, G
Molecule details ›
Chains: A, C, E, G
Length: 113 amino acids
Theoretical weight: 12.41 KDa
Source organism: Molineria latifolia
UniProt:
  • Canonical: Q6F495 (Residues: 23-135; Coverage: 83%)
Structure domains: Bulb-type lectin domain
Curculin-1 Chains: B, D, F, H
Molecule details ›
Chains: B, D, F, H
Length: 114 amino acids
Theoretical weight: 12.59 KDa
Source organism: Molineria latifolia
UniProt:
  • Canonical: P19667 (Residues: 23-136; Coverage: 84%)
Gene names: CUR09, CUR37
Structure domains: Bulb-type lectin domain

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, BMA, FUL
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-6A
Spacegroup: P212121
Unit cell:
a: 48.009Å b: 101.089Å c: 271.572Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.245 0.245 0.267