X-ray diffraction
2Å resolution

Structure of a Cell Wall Invertase Inhibitor from Tobacco in Complex with Cd2+


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
PMEI domain-containing protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 151 amino acids
Theoretical weight: 16.09 KDa
Source organism: Nicotiana tabacum
Expression system: Escherichia coli
  • Canonical: O49908 (Residues: 20-166; Coverage: 100%)
Gene name: LOC107808322
Sequence domains: Plant invertase/pectin methylesterase inhibitor
Structure domains: Invertase/pectin methylesterase inhibitor family protein

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: P212121
Unit cell:
a: 59.17Å b: 95.639Å c: 126.191Å
α: 90° β: 90° γ: 90°
R R work R free
0.212 0.212 0.255
Expression system: Escherichia coli