4S31

Crystal structure of mitogen-activated protein kinase 1 wtERK2 at 1.45A

• PDB DOI: https://doi.org/10.2210/pdb4S31/pdb

• Classification: TRANSFERASE
• Organism(s): Rattus norvegicus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2015-01-26 Released: 2016-01-27 
• Deposition Author(s): Livnah, O., Karamansha, Y.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free: 0.240 
• R-Value Work: 0.208 
• R-Value Observed: 0.210 

Starting Model: experimental

Literature

Multiple mechanisms render Erk proteins MEK-independent

Livnah, O., Karamansha, Y.

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: 41.33 kDa 
• Atom Count: 3,033 
• Modelled Residue Count: 347 
• Deposited Residue Count: 358 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Mitogen-activated protein kinase 1	A	358	Rattus norvegicus	Mutation(s): 0  Gene Names: Mapk1, Erk2, Mapk, Prkm1 EC: 2.7.11.24
UniProt
Find proteins for P63086 (Rattus norvegicus) Explore P63086  Go to UniProtKB:  P63086

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free: 0.240 
• R-Value Work: 0.208 
• R-Value Observed: 0.210 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 48.846	α = 90
b = 70.242	β = 109.66
c = 60.744	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-01-27 
Deposition Author(s): Livnah, O., Karamansha, Y.

Revision History  

• Version 1.0: 2016-01-27
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Refinement description