2ICW

Crystal structure of a complete ternary complex between TCR, superantigen, and peptide-MHC class II molecule

Structural Biology Knowledgebase: 2ICW SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.41 Å
  • R-Value Free: 0.288
  • R-Value Work: 0.242

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 2ICW

Classification: IMMUNE SYSTEM

Total Structure Weight: 188403.44

Macromolecule Entities
Molecule Chains Length Organism Details
HLA class II histocompatibility antigen, DR alpha chain A, D 179 Homo sapiens Fragment: residues 28-206
Mutation: M23M, M36M, M73M
Gene Name(s): HLA-DRA Gene View HLA-DRA1
HLA class II histocompatibility antigen, DRB1-1 beta chain B, E 190 Homo sapiens Fragment: residues 30-219
Gene Name(s): HLA-DRB1 Gene View
haemagglutinin peptide C, F 13 synthetic Fragment: residues 306-318
Mycoplasma arthritidis mitogen G, H 213 Mycoplasma arthritidis Fragment: residues 26-238
T-cell receptor alpha chain V I, K 110 Mus musculus Fragment: residues 21-131
Mutation: L43P, W82R
T-cell receptor beta chain V J, L 113 Mus musculus Mutation: S10N, G17E, H24N, D30N, Y31N, G42E, V51G, D53G, L80S

Small Molecules
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, D L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.41 Å
  • R-Value Free: 0.288
  • R-Value Work: 0.242
  • Space Group: P 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 61.52 α = 110.27
b = 86.82 β = 92.32
c = 116.98 γ = 107.87

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-09-13
  • Released Date: 2007-03-20
  • Deposition author(s): Wang, L., Zhao, Y., Li, H.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4