2X4P

Crystal structure of MHC CLass I HLA-A2.1 bound to a photocleavable peptide


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.222
  • R-Value Work: 0.158

Literature

Macromolecules
Sequence Display for 2X4P

Classification: IMMUNE SYSTEM

Total Structure Weight: 91386.32

Macromolecule Entities
Molecule Chains Length Organism Details
HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2.1 A, D 275 Homo sapiens Fragment: RESIDUES 25-299
Gene Name(s): HLA-A Gene View HLAA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
BETA-2-MICROGLOBULIN B, E 100 Homo sapiens Gene Name(s): B2M Gene View CDABP0092 HDCMA22P
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
HLA-A2.1-RESTRICTED INFLUENZA A MATRIX EPITOPE C, F 9 Influenza a virus Fragment: FRAGMENT RESIDUES 58-66
Details: MODIFIED AT P5 (RESIDUE62) AND P8 (RESIDUE 65).(2-NITRO)PHENYL-PROPIONIC ACID AT P5 AND 3-AMINO-3-(2- NITRO)PHENYL-PROPIONIC ACID AT P8

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

B, D, E 2-(N-MORPHOLINO)-ETHANESULFONIC ACID
C6 H13 N O4 S
SXGZJKUKBWWHRA-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A, B, D, E GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 3 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
C, F L-PEPTIDE LINKING C5 H11 N O2 Se MET
PRV
Query on PRV
C, F L-peptide linking C8 H8 N2 O4 GLY
PRQ
Query on PRQ
C, F L-peptide linking C9 H10 N2 O4 --

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.222
  • R-Value Work: 0.158
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 62.20 α = 90.00
b = 86.50 β = 90.04
c = 80.78 γ = 90.00

Structure Validation

View Full Validation Report



Entry History

Deposition Data

  • Deposited Date: 2010-02-02
  • Released Date: 2010-03-02
  • Deposition author(s): Celie, P.H.N., Toebes, M., Rodenko, B., Ovaa, H., Perrakis, A., Schumacher, T.N.M.

Revision History

  • Version 1_0: 2010-03-02

    Type: Initial release

  • Version 1_1: 2011-05-07

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance

  • Version 2_0: 2019-04-24

    Type: Data collection, Derived calculations, Other, Polymer sequence