3KKV | pdb_00003kkv

Structure of PKA with a protein Kinase B-selective inhibitor.

• PDB DOI: https://doi.org/10.2210/pdb3KKV/pdb

• Classification: TRANSFERASE/TRANSFERASE INHIBITOR
• Organism(s): Bos taurus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-11-06 Released: 2010-12-22 
• Deposition Author(s): Elkins, P.A., Concha, N.O.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.225 (Depositor), 0.234 (DCC) 
• R-Value Work: 
  0.202 (Depositor), 0.209 (DCC) 
• R-Value Observed: 
  0.203 (Depositor) 

Literature

Structure of PKA with a protein Kinase B-selective inhibitor.

Lin, H., Elkins, P.A., Concha, N.O., Heerding, D., Wang, W., Nidarmarthy, S., Luengo, J.I., Nelson, R., Knick, V.B., Choudhry, A.E.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Macromolecule Content 

• Total Structure Weight: 43.48 kDa 
• Atom Count: 3,242 
• Modeled Residue Count: 358 
• Deposited Residue Count: 370 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
cAMP-dependent protein kinase catalytic subunit alpha	A	350	Bos taurus	Mutation(s): 0  EC: 2.7.11.11
UniProt
Find proteins for P00517 (Bos taurus) Explore P00517  Go to UniProtKB:  P00517

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
PKI kinase inhibitor	B [auth I]	20	N/A	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
B99	C [auth A]	(2S)-1-{[6-furan-3-yl-5-(3-methyl-2H-indazol-5-yl)pyridin-3-yl]oxy}-3-(1H-indol-3-yl)propan-2-amine C28 H25 N5 O2 XONRTPBYDAFIRW-NRFANRHFSA-N

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
SEP	A	L-PEPTIDE LINKING	C3 H8 N O6 P		SER
TPO	A	L-PEPTIDE LINKING	C4 H10 N O6 P		THR

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.225 (Depositor), 0.234 (DCC) 
• R-Value Work:  0.202 (Depositor), 0.209 (DCC) 
• R-Value Observed: 0.203 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 72.411	α = 90
b = 75.996	β = 90
c = 80.39	γ = 90

Software Package:

Software Name	Purpose
ADSC	data collection
AMoRE	phasing
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-12-22 
Deposition Author(s): Elkins, P.A., Concha, N.O.

Revision History  

• Version 1.0: 2010-12-22
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2014-12-10
  Changes: Other
• Version 1.3: 2024-10-09
  Changes: Data collection, Database references, Derived calculations, Structure summary