X-ray diffraction
1.95Å resolution

The Molecular Basis of Vitamin E Retention: Structure of Human Alpha-Tocopherol Transfer Protein


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Alpha-tocopherol transfer protein Chain: A
Molecule details ›
Chain: A
Length: 278 amino acids
Theoretical weight: 31.79 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P49638 (Residues: 1-278; Coverage: 100%)
Gene names: TPP1, TTPA
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P41212
Unit cell:
a: 77.81Å b: 77.81Å c: 128.36Å
α: 90° β: 90° γ: 90°
R R work R free
0.192 0.19 0.227
Expression system: Escherichia coli BL21(DE3)