4GSB

Monoclinic crystal form of the apo-ERK2

• PDB DOI: https://doi.org/10.2210/pdb4GSB/pdb

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


• Deposited: 2012-08-27 Released: 2012-09-12 
• Deposition Author(s): Pozharski, E., Zhang, J., Shapiro, P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.199 
• R-Value Work: 0.154 
• R-Value Observed: 0.156 

Starting Model: experimental

Literature

Monoclinic crystal form of the apo-ERK2

Zhang, J., Pozharski, E., Shapiro, P.

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: 43.05 kDa 
• Atom Count: 3,309 
• Modelled Residue Count: 345 
• Deposited Residue Count: 364 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Mitogen-activated protein kinase 1	A	364	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

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PGE	I [auth A]	TRIETHYLENE GLYCOL C6 H14 O4 ZIBGPFATKBEMQZ-UHFFFAOYSA-N
SO4	C [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
GOL	B [auth A], D [auth A], E [auth A], F [auth A], G [auth A], H [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
CME	A	L-PEPTIDE LINKING	C5 H11 N O3 S2		CYS
CSO	A	L-PEPTIDE LINKING	C3 H7 N O3 S		CYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.199 
• R-Value Work: 0.154 
• R-Value Observed: 0.156 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 48.78	α = 90
b = 69.97	β = 108.96
c = 59.89	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-09-12 
Deposition Author(s): Pozharski, E., Zhang, J., Shapiro, P.

Revision History  

• Version 1.0: 2012-09-12
  Type: Initial release
  
• Version 1.1: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.2: 2023-12-06
  Changes: Data collection
• Version 1.3: 2024-11-20
  Changes: Structure summary