4IRZ

Crystal structure of A4b7 headpiece complexed with Fab Natalizumab


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.84 Å
  • R-Value Free: 0.287
  • R-Value Work: 0.237

Literature

Macromolecules
Sequence Display for 4IRZ

Classification: IMMUNE SYSTEM

Total Structure Weight: 114888.44

Macromolecule Entities
Molecule Chains Length Organism Details
Integrin alpha4 subunit A 597 Oryctolagus cuniculus Gene Name(s): ITGA4 Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Fab Natalizumab light chain L 210 Homo sapiens
Fab Natalizumab heavy chain H 222 Homo sapiens

Small Molecules
Ligands 6 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAG
Query on NAG

A N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NDS
Query on NDS

A ETHYL DIMETHYL AMMONIO PROPANE SULFONATE
C7 H17 N O3 S
NNCRHRDBFDCWPA-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BMA
Query on BMA

A BETA-D-MANNOSE
C6 H12 O6
WQZGKKKJIJFFOK-RWOPYEJCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PEG
Query on PEG

A DI(HYDROXYETHYL)ETHER
C4 H10 O3
MTHSVFCYNBDYFN-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NA
Query on NA

H SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.84 Å
  • R-Value Free: 0.287
  • R-Value Work: 0.237
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 73.61 α = 90.00
b = 77.89 β = 90.00
c = 217.74 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-01-15
  • Released Date: 2013-09-25
  • Deposition author(s): Yu, Y., Schurpf, T., Springer, T.A.

Revision History

  • 2014-02-05
    Type: Database references
  • 2014-12-10
    Type: Structure summary