1KPR

The human non-classical major histocompatibility complex molecule HLA-E

Structural Biology Knowledgebase: 1KPR SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.289
  • R-Value Work: 0.235

Literature

Macromolecules
Sequence Display for 1KPR

Classification: IMMUNE SYSTEM

Total Structure Weight: 88879.29

Macromolecule Entities
Molecule Chains Length Organism Details
HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, ALPHA CHAIN A, C 274 Homo sapiens Mutation: R107G, R256A
Gene Name(s): HLA-E Gene View HLA-6.2 HLAE
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
BETA-2-MICROGLOBULIN B, D 100 Homo sapiens Gene Name(s): B2M Gene View CDABP0092 HDCMA22P
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Peptide VMAPRTVLL P, Q 9 synthetic

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
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: 0.289
  • R-Value Work: 0.235
  • Space Group: P 31 2 1

Unit Cell:

Length (Å) Angle (°)
a = 178.70 α = 90.00
b = 178.70 β = 90.00
c = 88.20 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-01-02
  • Released Date: 2003-02-25
  • Deposition author(s): Holmes, M.A., Strong, R.K.

Revision History

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