2PUU

Crystal structure of p38 complex with 1-(5-tert-Butyl-2-p-tolyl-2H-pyrazol-3-yl)-3-[4-(6-morpholin-4-ylmethyl-pyridin-3-yl)naphthalen-1-yl]urea

• PDB DOI: https://doi.org/10.2210/pdb2PUU/pdb

• Classification: TRANSFERASE
• Organism(s): Mus musculus
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2007-05-09 Released: 2008-05-20 
• Deposition Author(s): Qian, K.C.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.318 
• R-Value Work: 0.228 

Literature

A new class of p38 MAP kinase inhibitors based on the pyrazole-naphthyl urea scaffold

Qian, K.C.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 40.38 kDa 
• Atom Count: 2,744 
• Modelled Residue Count: 330 
• Deposited Residue Count: 348 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Mitogen-activated protein kinase 14	A	348	Mus musculus	Mutation(s): 1  Gene Names: Mapk14, Crk1, Csbp1, Csbp2 EC: 2.7.11.24
UniProt
Find proteins for P47811 (Mus musculus) Explore P47811  Go to UniProtKB:  P47811

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
G2G	B [auth A]	5-TERT-BUTYL-2-(4-METHYLPHENYL)-3-{[({4-[6-(MORPHOLIN-4-YLMETHYL)PYRIDIN-3-YL]-1-NAPHTHYL}AMINO)CARBONYL]AMINO}-1H-PYRAZOL-2-IUM C35 H39 N6 O2 AJSMPUSEUKXNDW-UHFFFAOYSA-O

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.318 
• R-Value Work: 0.228 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 65.908	α = 90
b = 74.722	β = 90
c = 78.245	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-05-20 
Deposition Author(s): Qian, K.C.

Revision History  

• Version 1.0: 2008-05-20
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2018-04-04
  Changes: Data collection
• Version 1.3: 2021-10-20
  Changes: Database references, Derived calculations
• Version 1.4: 2024-02-21
  Changes: Data collection