4OXM | pdb_00004oxm

CRYSTAL STRUCTURE OF Central Coiled-Coil from Influenza Hemagglutinin HA2 without Heptad Repeat Stutter

• PDB DOI: https://doi.org/10.2210/pdb4OXM/pdb

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


• Deposited: 2014-02-05 Released: 2014-04-30 
• Deposition Author(s): Malashkevich, V.N., Higgins, C.D., Lai, J.R., Almo, S.C.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.272 (Depositor), 0.270 (DCC) 
• R-Value Work: 
  0.211 (Depositor), 0.220 (DCC) 
• R-Value Observed: 
  0.214 (Depositor) 

Starting Model: other

Literature

CRYSTAL STRUCTURE OF Central Coiled-Coil from InfluenzaHemagglutinin HA2 without Heptad Repeat Stutter

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)

Macromolecule Content 

• Total Structure Weight: 13.82 kDa 
• Atom Count: 1,039 
• Modeled Residue Count: 118 
• Deposited Residue Count: 120 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
HA2-Del	A, B, C	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:  0.272 (Depositor), 0.270 (DCC) 
• R-Value Work:  0.211 (Depositor), 0.220 (DCC) 
• R-Value Observed: 0.214 (Depositor) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.424	α = 90
b = 58.424	β = 90
c = 66.994	γ = 120

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-04-30 
Deposition Author(s): Malashkevich, V.N., Higgins, C.D., Lai, J.R., Almo, S.C.

Revision History  

• Version 1.0: 2014-04-30
  Type: Initial release
  
• Version 1.1: 2014-12-24
  Changes: Database references
• Version 1.2: 2017-11-22
  Changes: Database references, Derived calculations, Other, Refinement description, Source and taxonomy
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Refinement description
• Version 1.4: 2024-03-27
  Changes: Refinement description
• Version 1.5: 2024-10-09
  Changes: Structure summary