1QPV

YEAST COFILIN

• PDB DOI: https://doi.org/10.2210/pdb1QPV/pdb

• Classification: ACTIN-BINDING PROTEIN
• Organism(s): Saccharomyces cerevisiae
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 1999-05-29 Released: 1999-06-08 
• Deposition Author(s): Fedorov, A.A., Lappalainen, P., Fedorov, E.V., Drubin, D.G., Almo, S.C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Free: 0.284 
• R-Value Work: 0.202 
• R-Value Observed: 0.209 

Literature

Structure determination of yeast cofilin.

Fedorov, A.A., Lappalainen, P., Fedorov, E.V., Drubin, D.G., Almo, S.C.

(1997) Nat Struct Biol 4: 366-369

• PubMed: 9145106 
• DOI: https://doi.org/10.1038/nsb0597-366
• Primary Citation of Related Structures:  
  1CFY, 1COF, 1QPV


• PubMed Abstract: 
  

  Cofilin, a ubiquitous 15,000 M(r) protein, plays a central role in regulating cytoskeletal dynamics. Cofilin binds to actin monomers and filaments, and has a pH-dependent actin severing activity. The structure will allow for a detailed analysis of cofilin function.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 15.92 kDa 
• Atom Count: 1,057 
• Modelled Residue Count: 134 
• Deposited Residue Count: 143 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
YEAST COFILIN	A	143	Saccharomyces cerevisiae	Mutation(s): 0
UniProt
Find proteins for Q03048 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore Q03048  Go to UniProtKB:  Q03048

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Free: 0.284 
• R-Value Work: 0.202 
• R-Value Observed: 0.209 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 30.78	α = 90
b = 46.043	β = 90
c = 87.703	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
XDS	data reduction
XSCALE	data scaling
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1999-06-08 
Deposition Author(s): Fedorov, A.A., Lappalainen, P., Fedorov, E.V., Drubin, D.G., Almo, S.C.

Revision History  

• Version 1.0: 1999-06-08
  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: 2023-08-16
  Changes: Data collection, Database references, Refinement description