4F16

Crystal Structure of the alpha spectrin SH3 domain at pH 5

• PDB DOI: https://doi.org/10.2210/pdb4F16/pdb

• Classification: STRUCTURAL PROTEIN
• Organism(s): Gallus gallus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2012-05-06 Released: 2013-05-08 
• Deposition Author(s): Camara-Artigas, A., Gavira, J.A.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free: 0.254 
• R-Value Work: 0.212 
• R-Value Observed: 0.214 

Starting Model: experimental

Literature

Crystal Structure of the alpha spectrin SH3 domain at pH 5

Camara-Artigas, A., Gavira, J.A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content

• Total Structure Weight: 7.23 kDa 
• Atom Count: 517 
• Modelled Residue Count: 57 
• Deposited Residue Count: 62 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Spectrin alpha chain, brain	A	62	Gallus gallus	Mutation(s): 0  Gene Names: SPTAN1, SPTA2
UniProt
Find proteins for P07751 (Gallus gallus) Explore P07751  Go to UniProtKB:  P07751

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free: 0.254 
• R-Value Work: 0.212 
• R-Value Observed: 0.214 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 32.72	α = 90
b = 42.336	β = 90
c = 50.335	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALA	data scaling
MOLREP	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-05-08 
Deposition Author(s): Camara-Artigas, A., Gavira, J.A.

Revision History  

• Version 1.0: 2013-05-08
  Type: Initial release
  
• Version 1.1: 2018-01-24
  Changes: Database references
• Version 1.2: 2023-09-13
  Changes: Data collection, Database references, Refinement description