1G4M

CRYSTAL STRUCTURE OF BOVINE BETA-ARRESTIN 1

• PDB DOI: https://doi.org/10.2210/pdb1G4M/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Bos taurus
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2000-10-27 Released: 2001-10-03 
• Deposition Author(s): Schubert, C., Han, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.269 
• R-Value Work: 0.235 
• R-Value Observed: 0.235 

Literature

Crystal structure of beta-arrestin at 1.9 A: possible mechanism of receptor binding and membrane Translocation.

Han, M., Gurevich, V.V., Vishnivetskiy, S.A., Sigler, P.B., Schubert, C.

(2001) Structure 9: 869-880

• PubMed: 11566136 
• DOI: https://doi.org/10.1016/s0969-2126(01)00644-x
• Primary Citation of Related Structures:  
  1G4M, 1G4R


• PubMed Abstract: 
  

  Arrestins are responsible for the desensitization of many sequence-divergent G protein-coupled receptors. They compete with G proteins for binding to activated phosphorylated receptors, initiate receptor internalization, and activate additional signaling pathways.

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Organizational Affiliation: 

Department of Molecular Biophysics and Biochemistry, Yale University, New Haven, CT 06520, USA. [e-mail]

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 88.62 kDa 
• Atom Count: 5,926 
• Modelled Residue Count: 713 
• Deposited Residue Count: 786 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
BETA-ARRESTIN1	A, B	393	Bos taurus	Mutation(s): 0
UniProt
Find proteins for P17870 (Bos taurus) Explore P17870  Go to UniProtKB:  P17870

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.269 
• R-Value Work: 0.235 
• R-Value Observed: 0.235 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 62.4	α = 90
b = 73.717	β = 98.73
c = 115.76	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2001-10-03 
Deposition Author(s): Schubert, C., Han, M.

Revision History  

• Version 1.0: 2001-10-03
  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: 2023-08-09
  Changes: Data collection, Database references, Refinement description