Biological Assembly 1  

 3D View: Structure | Electron Density

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Macromolecule Content

• Total Structure Weight: 44.64 kDa 
• Atom Count: 3256 
• Modelled Residue Count: 384 
• Deposited Residue Count: 384 
• Unique protein chains: 3

3TO2

Structure of HLA-A*0201 complexed with peptide Md3-C9 derived from a clustering region of restricted cytotoxic T lymphocyte epitope from SARS-CoV M protein

• DOI: 10.2210/pdb3TO2/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Homo sapiens, SARS coronavirus TJF
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2011-09-03 Released: 2012-08-29 
• Deposition Author(s): Liu, J., Qi, J., Gao, F., Yan, J., Gao, G.F.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.230 
• R-Value Work: 0.193 
• R-Value Observed: 0.195 

Literature

Functional and Structural Definition of a Clustering Region of HLA-A2-restricted Cytotoxic T Lymphocyte Epitopes

Liu, J., Qi, J., Gao, F., Yan, J., Gao, G.F.

(2011) Sci Technology Rev 29: 19-26

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MHC class I antigen	A	275	Homo sapiens	Mutation(s): 0  Gene Names: HLA, HLA-A
Find proteins for Q53Z42 (Homo sapiens) Explore Q53Z42  Go to UniProtKB:  Q53Z42

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Beta-2-microglobulin	B	100	Homo sapiens	Mutation(s): 0  Gene Names: B2M, CDABP0092, HDCMA22P
Find proteins for P61769 (Homo sapiens) Explore P61769  Go to UniProtKB:  P61769
NIH Common Fund Data Resources
PHAROS:  P61769 GTEx:  ENSG00000166710

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Md3-C9 peptide derived from Membrane glycoprotein	C	9	SARS coronavirus TJF	Mutation(s): 0
Find proteins for P59596 (Severe acute respiratory syndrome coronavirus) Explore P59596  Go to UniProtKB:  P59596

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.230 
• R-Value Work: 0.193 
• R-Value Observed: 0.195 
• Space Group: P 6₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 147.459	α = 90
b = 147.459	β = 90
c = 49.903	γ = 120

Software Package:

Software Name	Purpose
APEX	data collection
CNS	refinement
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Deposited Date: 2011-09-03 
• Released Date: 2012-08-29 
Deposition Author(s): Liu, J., Qi, J., Gao, F., Yan, J., Gao, G.F.

Revision History  

• Version 1.0: 2012-08-29
  Type: Initial release