6QE1

P38 alpha complex with AR117046

• PDB DOI: https://doi.org/10.2210/pdb6QE1/pdb

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


• Deposited: 2019-01-03 Released: 2020-01-29 
• Deposition Author(s): Brown, D.G., Hurley, C., Irving, S.L.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 0.222 
• R-Value Work: 0.179 
• R-Value Observed: 0.181 

Literature

P38 alpha complex with AR117045 and AR117046

Brown, D.G., Irving, S.L.

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: 42.32 kDa 
• Atom Count: 2,869 
• Modelled Residue Count: 328 
• Deposited Residue Count: 362 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Mitogen-activated protein kinase 14	A	362	Homo sapiens	Mutation(s): 0  Gene Names: MAPK14, CSBP, CSBP1, CSBP2, CSPB1, MXI2, SAPK2A EC: 2.7.11.24
UniProt & NIH Common Fund Data Resources
Find proteins for Q16539 (Homo sapiens) Explore Q16539  Go to UniProtKB:  Q16539
PHAROS:  Q16539 GTEx:  ENSG00000112062

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HYW (Subject of Investigation/LOI)	C [auth A]	1-[5-~{tert}-butyl-2-(4-methylphenyl)pyrazol-3-yl]-3-[(1~{S},4~{R})-4-[(3-propan-2-yl-[1,2,4]triazolo[4,3-a]pyridin-6-yl)oxy]-1,2,3,4-tetrahydronaphthalen-1-yl]urea C34 H39 N7 O2 PDQRLXXNHRRHKI-WUFINQPMSA-N
I46	B [auth A]	2-fluoro-4-[4-(4-fluorophenyl)-1H-pyrazol-3-yl]pyridine C14 H9 F2 N3 YJCHZVXSPFPKMX-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 0.222 
• R-Value Work: 0.179 
• R-Value Observed: 0.181 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 73.88	α = 90
b = 77.32	β = 90
c = 65.35	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
xia2	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-01-29 
Deposition Author(s): Brown, D.G., Hurley, C., Irving, S.L.

Revision History  

• Version 1.0: 2020-01-29
  Type: Initial release
  
• Version 1.1: 2024-05-15
  Changes: Data collection, Database references