7AXW

Crystal structure of the cAMP-dependent protein kinase A cocrystallized with 1-aminoisoquinoline and PKI (5-24)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.69 Å
  • R-Value Free: 0.219 
  • R-Value Work: 0.181 
  • R-Value Observed: 0.183 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


This is version 1.1 of the entry. See complete history


Literature

Fragment based drug design - Small chemical changes of fragments effecting big changes in binding

Oebbeke, M.Wienen-Schmidt, B.Gerber, H.-D.Heine, A.Klebe, G.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
cAMP-dependent protein kinase catalytic subunit alpha353Cricetulus griseusMutation(s): 0 
Gene Names: PRKACA
EC: 2.7.11.11
UniProt
Find proteins for P25321 (Cricetulus griseus)
Explore P25321 
Go to UniProtKB:  P25321
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP25321
Sequence Annotations
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  • Reference Sequence

Find similar proteins by:  Sequence   |   3D Structure  

Entity ID: 2
MoleculeChains Sequence LengthOrganismDetailsImage
cAMP-dependent protein kinase inhibitor alpha20Mus musculusMutation(s): 0 
UniProt & NIH Common Fund Data Resources
Find proteins for P63248 (Mus musculus)
Explore P63248 
Go to UniProtKB:  P63248
IMPC:  MGI:104747
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP63248
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
1SQ (Subject of Investigation/LOI)
Query on 1SQ

Download Ideal Coordinates CCD File 
C [auth A]ISOQUINOLIN-1-AMINE
C9 H8 N2
OSILBMSORKFRTB-UHFFFAOYSA-N
Modified Residues  2 Unique
IDChains TypeFormula2D DiagramParent
SEP
Query on SEP
A
L-PEPTIDE LINKINGC3 H8 N O6 PSER
TPO
Query on TPO
A
L-PEPTIDE LINKINGC4 H10 N O6 PTHR
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.69 Å
  • R-Value Free: 0.219 
  • R-Value Work: 0.181 
  • R-Value Observed: 0.183 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 73.113α = 90
b = 107.584β = 90
c = 58.076γ = 90
Software Package:
Software NamePurpose
Cootmodel building
PHENIXrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2021-11-24
    Type: Initial release
  • Version 1.1: 2024-01-31
    Changes: Data collection, Refinement description