1F9R

CRYSTAL STRUCTURE OF PLATELET FACTOR 4 MUTANT 1

• PDB DOI: https://doi.org/10.2210/pdb1F9R/pdb

• Classification: CYTOKINE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2000-07-11 Released: 2003-08-26 
• Deposition Author(s): Yang, J., Doyle, M., Faulk, T., Visentin, G., Aster, R., Edwards, B.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.273 
• R-Value Work: 0.224 
• R-Value Observed: 0.224 

Literature

Structure Comparison of Two Platelet Factor 4 Mutants with the Wild-type Reveals the Epitopes for the Heparin-induced Thrombocytopenia Antibodies

Yang, J., Doyle, M., Faulk, T., Visentin, G., Aster, R., Edwards, B.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content

• Total Structure Weight: 31.12 kDa 
• Atom Count: 2,221 
• Modelled Residue Count: 258 
• Deposited Residue Count: 280 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PLATELET FACTOR 4	A, B, C, D	70	Homo sapiens	Mutation(s): 3
UniProt & NIH Common Fund Data Resources
Find proteins for P02776 (Homo sapiens) Explore P02776  Go to UniProtKB:  P02776
PHAROS:  P02776 GTEx:  ENSG00000163737

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.273 
• R-Value Work: 0.224 
• R-Value Observed: 0.224 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 81.82	α = 90
b = 77.48	β = 90
c = 43.25	γ = 90

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
CNS	refinement
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-08-26 
Deposition Author(s): Yang, J., Doyle, M., Faulk, T., Visentin, G., Aster, R., Edwards, B.

Revision History  

• Version 1.0: 2003-08-26
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-10-04
  Changes: Refinement description
• Version 1.4: 2021-11-03
  Changes: Database references