4B8M

Aurora B kinase in complex with VX-680

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.85 Å
  • R-Value Free: 0.236 
  • R-Value Work: 0.191 
  • R-Value Observed: 0.193 

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Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history. 


Literature

Structural and Biochemical Analysis of an Aurora B Kinase Mutant Reveals a Multistep Activation Mechanism

Sessa, F., Villa, F.

To be published.

Macromolecules
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Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
AURORA KINASE B-AA, B286Xenopus laevisMutation(s): 0 
Gene Names: aurkb-a, airk2-a
EC: 2.7.11.1
UniProt
Find proteins for Q6DE08 (Xenopus laevis)
Explore Q6DE08 
Go to UniProtKB:  Q6DE08
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ6DE08
Protein Feature View
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  • Reference Sequence
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Entity ID: 2
MoleculeChainsSequence LengthOrganismDetailsImage
INNER CENTROMERE PROTEIN AC, D44Xenopus laevisMutation(s): 0 
Gene Names: incenp-a
UniProt
Find proteins for O13024 (Xenopus laevis)
Explore O13024 
Go to UniProtKB:  O13024
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupO13024
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
VX6
Query on VX6
Download Ideal Coordinates CCD File 
E [auth A],
F [auth B]		CYCLOPROPANECARBOXYLIC ACID {4-[4-(4-METHYL-PIPERAZIN-1-YL)-6-(5-METHYL-2H-PYRAZOL-3-YLAMINO)-PYRIMIDIN-2-YLSULFANYL]-PHENYL}-AMIDE
C23 H28 N8 O S
GCIKSSRWRFVXBI-UHFFFAOYSA-N		 Ligand Interaction
Modified Residues  1 Unique
IDChainsTypeFormula2D DiagramParent
TPO
Query on TPO		A, B L-PEPTIDE LINKINGC4 H10 N O6 PTHR
Binding Affinity Annotations 
IDSourceBinding Affinity
VX6 BindingDB:  4B8M IC50: 19 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.85 Å
  • R-Value Free: 0.236 
  • R-Value Work: 0.191 
  • R-Value Observed: 0.193 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 45.787α = 90
b = 67.259β = 96.58
c = 116.755γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
MOLREPphasing

Structure Validation

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Ligand Structure Quality Assessment 


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Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2013-07-10
    Type: Initial release