4P67

CRYSTAL STRUCTURE OF Central Coiled-Coil from Influenza Hemagglutinin HA2 without Heptad Repeat Stutter, spacegroup P3(1)

• PDB DOI: https://doi.org/10.2210/pdb4P67/pdb

• Classification: VIRAL PROTEIN
• Organism(s): unidentified influenza virus
• Mutation(s): No 


• Deposited: 2014-03-22 Released: 2014-05-28 
• Deposition Author(s): Malashkevich, V.N., Higgins, C.D., Lai, J.R., Almo, S.C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.246 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.183 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.186 (Depositor) 

Starting Model: experimental

Literature

CRYSTAL STRUCTURE OF Central Coiled-Coil from InfluenzaHemagglutinin HA2 without Heptad Repeat Stutter, spacegroup P3(1)

Malashkevich, V.N., Higgins, C.D., Lai, J.R., Almo, S.C.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 27.65 kDa 
• Atom Count: 2,054 
• Modelled Residue Count: 228 
• Deposited Residue Count: 240 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hemagglutinin	A, B, C, D, E, F	40	unidentified influenza virus	Mutation(s): 0
UniProt
Find proteins for A8TXX2 (unidentified influenza virus) Explore A8TXX2  Go to UniProtKB:  A8TXX2

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free:  0.246 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.183 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.186 (Depositor) 

Space Group: P 3₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.436	α = 90
b = 58.436	β = 90
c = 66.989	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
SCALEPACK	data scaling
PHASES	phasing
PDB_EXTRACT	data extraction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-05-28 
Deposition Author(s): Malashkevich, V.N., Higgins, C.D., Lai, J.R., Almo, S.C.

Revision History  

• Version 1.0: 2014-05-28
  Type: Initial release
  
• Version 1.1: 2017-11-22
  Changes: Database references, Derived calculations, Other, Refinement description, Source and taxonomy
• Version 1.2: 2023-09-27
  Changes: Data collection, Database references, Refinement description
• Version 1.3: 2024-10-23
  Changes: Structure summary