1KT2

CRYSTAL STRUCTURE OF CLASS II MHC MOLECULE IEK BOUND TO MOTH CYTOCHROME C PEPTIDE

Structural Biology Knowledgebase: 1KT2 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.294
  • R-Value Work: 0.220

Literature

Macromolecules
Sequence Display for 1KT2

Classification: IMMUNE SYSTEM

Total Structure Weight: 92517.94

Macromolecule Entities
Molecule Chains Length Organism Details
H-2 class II histocompatibility antigen, E-D alpha chain A, C 182 Mus musculus Mutation: T177H
Gene Name(s): H2-Ea
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Fusion protein consisting of cytochrome C peptide, glycine rich linker, and MHC E-beta-k B, D 213 Mus musculus Lonomia obliqua Details: Fusion protein consists of moth cytochrome C peptide, residues 1-14 (ADLIAYLKQATK), Glycine rich linker, residues 15-30 (GGGGSLVPRGSGGGGS) and mouse MHC E-beta-k chain
Gene Name(s): H2-Eb1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAG
Query on NAG

A, B, C, D N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.294
  • R-Value Work: 0.220
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 147.79 α = 90.00
b = 56.93 β = 92.12
c = 115.99 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-01-15
  • Released Date: 2002-05-01
  • Deposition author(s): Fremont, D.H., Dai, S., Chiang, H., Crawford, F., Marrack, P., Kappler, J.

Revision History

  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4