Biological Assembly 1  

 3D View: Structure | Electron Density | Ligand Interaction

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Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - AB 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 44647.61 
• Atom Count: 3127 
• Residue Count: 382 
• Unique protein chains: 3

5ENW

Structure of HLA-A2:01 with peptide G9L

• DOI: 10.2210/pdb5ENW/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Homo sapiens
• Expression System: Escherichia coli


• Deposited: 2015-11-09 Released: 2016-11-09 
• Deposition Author(s): Remesh, S.G., Zajonc, D.M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 0.244 
• R-Value Work: 0.208 

Literature

Unconventional Peptide Presentation by Major Histocompatibility Complex (MHC) Class I Allele HLA-A*02:01: BREAKING CONFINEMENT.

Remesh, S.G., Andreatta, M., Ying, G., Kaever, T., Nielsen, M., McMurtrey, C., Hildebrand, W., Peters, B., Zajonc, D.M.

(2017) J. Biol. Chem. 292: 5262-5270

• PubMed: 28179428 
• Primary Citation of Related Structures:  
  5FDW, 5FA4, 5FA3, 5F9J, 5F7D, 5EOT

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
HLA class I histocompatibility antigen, A-2 alpha chain	A	274	Homo sapiens	Mutation(s): 0  Gene Names: HLA-A (HLAA)
Find proteins for P01892 (Homo sapiens) Go to Gene View: HLA-A Go to UniProtKB:  P01892

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details
Beta-2-microglobulin	B	99	Homo sapiens	Mutation(s): 0  Gene Names: B2M
Find proteins for P61769 (Homo sapiens) Go to Gene View: B2M Go to UniProtKB:  P61769

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details
Peptide G9L	C	9	N/A	Mutation(s): 0
Protein Feature View is not available: No corresponding UniProt sequence found.

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram & Interactions
GOL	A, B	GLYCEROL GLYCERIN; PROPANE-1,2,3-TRIOL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 0.244 
• R-Value Work: 0.208 
• Space Group: P 1 2₁ 1

Unit Cell:

Length (Å)	Angle (°)
a = 53.474	α = 90.00
b = 80.483	β = 113.41
c = 57.075	γ = 90.00

Software Package:

Software Name	Purpose
HKL-2000	data scaling
HKL-2000	data reduction
REFMAC	refinement
PHASER	phasing
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Deposited Date: 2015-11-09 
• Released Date: 2016-11-09 
• Deposition Author(s): Remesh, S.G., Zajonc, D.M.

Revision History 

• Version 1.0: 2016-11-09
  Type: Initial release
• Version 1.1: 2017-11-01
  Type: Author supporting evidence, Derived calculations
• Version 1.2: 2018-05-09
  Type: Data collection, Database references