X-ray diffraction
2.6Å resolution

New Crystal Form of Human CD81 Large Extracellular Loop.


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
CD81 antigen Chains: A, B
Molecule details ›
Chains: A, B
Length: 90 amino acids
Theoretical weight: 9.92 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P60033 (Residues: 113-201; Coverage: 38%)
Gene names: CD81, TAPA1, TSPAN28
Structure domains: Tetraspanin

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL40B2
Spacegroup: P64
Unit cell:
a: 102.052Å b: 102.052Å c: 35.283Å
α: 90° β: 90° γ: 120°
R R work R free
0.234 0.229 0.282
Expression system: Escherichia coli