8PT0

ERK2 covelently bound to RU75 cyclohexenone based inhibitor

• PDB DOI: https://doi.org/10.2210/pdb8PT0/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2023-07-13 Released: 2024-07-24 
• Deposition Author(s): Sok, P., Poti, A., Remenyi, A., Gogl, G.
• Funding Organization(s): National Research Development and Innovation Office (NKFIH)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.207 
• R-Value Work: 0.177 
• R-Value Observed: 0.178 

Starting Model: experimental

Literature

Targeting a key protein-protein interaction surface on mitogen-activated protein kinases by a Michael acceptor-based cyclic warhead scaffold

Sok, P., Poti, A., Remenyi, A., Soos, T., Balint, D.

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)

Biological Assembly Evidence: surface plasmon resonance

Macromolecule Content

• Total Structure Weight: 42.65 kDa 
• Atom Count: 3,340 
• Modelled Residue Count: 348 
• 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	Homo sapiens	Mutation(s): 0  Gene Names: MAPK1, ERK2, PRKM1, PRKM2 EC: 2.7.11.24
UniProt & NIH Common Fund Data Resources
Find proteins for P28482 (Homo sapiens) Explore P28482  Go to UniProtKB:  P28482
PHAROS:  P28482 GTEx:  ENSG00000100030

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ANP	B [auth A]	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER C10 H17 N6 O12 P3 PVKSNHVPLWYQGJ-KQYNXXCUSA-N
EAI (Subject of Investigation/LOI)	D [auth A]	~{O}1-methyl ~{O}3-(phenylmethyl) (1~{R},3~{S})-1-methyl-4-oxidanylidene-cyclohexane-1,3-dicarboxylate C17 H20 O5 GCPXSVVUBYVMMX-SUMWQHHRSA-N
GOL	C [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.207 
• R-Value Work: 0.177 
• R-Value Observed: 0.178 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.49	α = 90
b = 77.05	β = 90
c = 123.39	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XSCALE	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-07-24 
Deposition Author(s): Sok, P., Poti, A., Remenyi, A., Gogl, G.

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Funding Organization	Location	Grant Number
National Research Development and Innovation Office (NKFIH)	Hungary	KKP 126963

Revision History  

• Version 1.0: 2024-07-24
  Type: Initial release