1IAO

CLASS II MHC I-AD IN COMPLEX WITH OVALBUMIN PEPTIDE 323-339

Structural Biology Knowledgebase: 1IAO SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.320
  • R-Value Work: 0.255

Literature

Macromolecules
Sequence Display for 1IAO

Classification: MHC II

Total Structure Weight: 47638.23

Macromolecule Entities
Molecule Chains Length Organism Details
MHC CLASS II I-AD A 194 Mus musculus Details: BOTH THE A AND B CHAINS HAVE AN 8-RESIDUE (SSADLVPR) PEPTIDE BOUND TO THE C-TERMINUS. THE B CHAIN ALSO HAS A 24-RESIDUE PEPTIDE CONSISTING OF A 2-RESIDUE (RG) SIGNAL SEQUENCE, RESIDUES 323 - 339 OF HEN EGG OVALBUMIN AND A 6-RESIDUE (GSGSGS) LINKER, COVALENTLY BONDED TO THE N-TERMINUS.
Gene Name(s): H2-Aa
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
MHC CLASS II I-AD B 222 Mus musculus Mutation: E69D
Details: BOTH THE A AND B CHAINS HAVE AN 8-RESIDUE (SSADLVPR) PEPTIDE BOUND TO THE C-TERMINUS. THE B CHAIN ALSO HAS A 24-RESIDUE PEPTIDE CONSISTING OF A 2-RESIDUE (RG) SIGNAL SEQUENCE, RESIDUES 323 - 339 OF HEN EGG OVALBUMIN AND A 6-RESIDUE (GSGSGS) LINKER, COVALENTLY BONDED TO THE N-TERMINUS.
Gene Name(s): H2-Ab1
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

B 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: 2.6 Å
  • R-Value Free: 0.320
  • R-Value Work: 0.255
  • Space Group: P 41 21 2

Unit Cell:

Length (Å) Angle (°)
a = 101.30 α = 90.00
b = 101.30 β = 90.00
c = 92.60 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-03-13
  • Released Date: 1998-11-04
  • Deposition author(s): Scott, C.A., Peterson, P.A., Teyton, L., Wilson, I.A.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values