2J0I

CRYSTAL STRUCTURE OF THE HUMAN P21-ACTIVATED KINASE 4

• PDB DOI: https://doi.org/10.2210/pdb2J0I/pdb

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


• Deposited: 2006-08-03 Released: 2006-08-17 
• Deposition Author(s): Debreczeni, J.E., Eswaran, J., Ugochukwu, E., Papagrigoriou, E., Turnbull, A., von Delft, F., Arrowsmith, C., Weigelt, J., Edwards, A., Sundstrom, M., Knapp, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 
  0.215 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.172 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.174 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of the Human P21-Activated Kinase 4

Debreczeni, J.E., Eswaran, J., Ugochukwu, E., Papagrigoriou, E., Turnbull, A., von Delft, F., Arrowsmith, C., Weigelt, J., Edwards, A., Sundstrom, M., Knapp, S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 34.48 kDa 
• Atom Count: 2,491 
• Modelled Residue Count: 290 
• Deposited Residue Count: 303 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
SERINE/THREONINE-PROTEIN KINASE PAK 4	A	303	Homo sapiens	Mutation(s): 0  EC: 2.7.1.37 (PDB Primary Data), 2.7.11.1 (PDB Primary Data)
UniProt & NIH Common Fund Data Resources
Find proteins for O96013 (Homo sapiens) Explore O96013  Go to UniProtKB:  O96013
PHAROS:  O96013 GTEx:  ENSG00000130669

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	B [auth A], C [auth A], D [auth A], E [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
SEP	A	L-PEPTIDE LINKING	C3 H8 N O6 P		SER

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free:  0.215 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.172 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.174 (Depositor) 

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 63.514	α = 90
b = 63.514	β = 90
c = 178.478	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-08-17 
Deposition Author(s): Debreczeni, J.E., Eswaran, J., Ugochukwu, E., Papagrigoriou, E., Turnbull, A., von Delft, F., Arrowsmith, C., Weigelt, J., Edwards, A., Sundstrom, M., Knapp, S.

Revision History  

• Version 1.0: 2006-08-17
  Type: Initial release
  
• Version 1.1: 2011-05-08
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2018-01-24
  Changes: Database references, Structure summary
• Version 1.4: 2018-01-31
  Changes: Source and taxonomy
• Version 1.5: 2019-05-08
  Changes: Data collection, Derived calculations, Experimental preparation
• Version 1.6: 2023-12-13
  Changes: Data collection, Database references, Other, Refinement description
• Version 1.7: 2024-11-06
  Changes: Structure summary