X-ray diffraction
2.75Å resolution

Interleukin 21 receptor

Source organism: Homo sapiens
Entry authors: Hamming OT, Kang L, Siupka P, Gad HH, Hartmann R

Function and Biology Details

Structure analysis Details

Assemblies composition:
homo hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Interleukin-21 receptor Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 219 amino acids
Theoretical weight: 25.45 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
  • Canonical: Q9HBE5 (Residues: 20-232; Coverage: 41%)
Gene names: IL21R, NILR, UNQ3121/PRO10273
Structure domains: Immunoglobulins

Ligands and Environments

Carbohydrate polymer : NEW Components: MAN, NAG, BMA, FUC
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: MAX II BEAMLINE I911-2
Spacegroup: I222
Unit cell:
a: 114.33Å b: 125.26Å c: 178.27Å
α: 90° β: 90° γ: 90°
R R work R free
0.241 0.239 0.275
Expression system: Homo sapiens