2O8Y

Apo IRAK4 Kinase Domain

• PDB DOI: https://doi.org/10.2210/pdb2O8Y/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): Yes 


• Deposited: 2006-12-12 Released: 2007-12-25 
• Deposition Author(s): Boriack-Sjodin, P.A., Mol, C.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.289 
• R-Value Work: 0.244 
• R-Value Observed: 0.244 

Literature

Crystal structures of the apo and inhibited IRAK4 kinase domain

Mol, C.D., Arduini, R.M., Baker, D.P., Chien, E.Y., Dougan, D.R., Friedman, J., Gibaja, V., Hession, C.A., Horne, A.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 67.99 kDa 
• Atom Count: 4,457 
• Modelled Residue Count: 557 
• Deposited Residue Count: 596 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Interleukin-1 receptor-associated kinase 4	A, B	298	Homo sapiens	Mutation(s): 11  Gene Names: IRAK4 EC: 2.7.11.1
UniProt & NIH Common Fund Data Resources
Find proteins for Q9NWZ3 (Homo sapiens) Explore Q9NWZ3  Go to UniProtKB:  Q9NWZ3
PHAROS:  Q9NWZ3 GTEx:  ENSG00000198001

Small Molecules

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET
TPO	A, B	L-PEPTIDE LINKING	C4 H10 N O6 P		THR

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.289 
• R-Value Work: 0.244 
• R-Value Observed: 0.244 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 90.15	α = 90
b = 118.64	β = 90
c = 140.71	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHELXS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-12-25 
Deposition Author(s): Boriack-Sjodin, P.A., Mol, C.

Revision History  

• Version 1.0: 2007-12-25
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-12-27
  Changes: Data collection, Database references, Derived calculations
• Version 1.3: 2024-10-16
  Changes: Structure summary