3IU3

Crystal structure of the Fab fragment of therapeutic antibody Basiliximab in complex with IL-2Ra (CD25) ectodomain


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.262
  • R-Value Work: 0.215

Literature

Macromolecules
Sequence Display for 3IU3

Classification: IMMUNE SYSTEM

Total Structure Weight: 216114.25

Macromolecule Entities
Molecule Chains Length Organism Details
Heavy chain of Fab fragment of Basiliximab A, C, H 215 Homo sapiens Mus musculus
Light chain of Fab fragment of Basiliximab B, D, L 210 Homo sapiens Mus musculus Gene Name(s): IGKC
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Interleukin-2 receptor alpha chain I, J, K 223 Homo sapiens Fragment: Extracellular domain, ectodomain, UNP residues 22-238
Gene Name(s): IL2RA Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAG
Query on NAG

I, J, K N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BMA
Query on BMA

I, J, K BETA-D-MANNOSE
C6 H12 O6
WQZGKKKJIJFFOK-RWOPYEJCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.262
  • R-Value Work: 0.215
  • Space Group: P 65 2 2

Unit Cell:

Length (Å) Angle (°)
a = 137.05 α = 90.00
b = 137.05 β = 90.00
c = 459.10 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2009-08-29
  • Released Date: 2010-01-26
  • Deposition author(s): Du, J., Yang, H., Wang, J., Ding, J.

Revision History

  • 2011-07-13
    Type: Version format compliance
  • 2014-02-05
    Type: Source and taxonomy