2E9V

Structure of h-CHK1 complexed with A859017


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2 Å
  • R-Value Free: 0.333 
  • R-Value Work: 0.257 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

Structure-Based Design, Synthesis and Biological Evaluation of Potent Selective Macrocyclic Chk1 Inhibitors

Tong, Y.Claiborne, A.Stewart, K.D.Park, C.Kovar, P.Chen, Z.Credo, R.B.Gwaltney, S.L.Zhang, H.Rosenberg, S.H.Sham, H.L.Sowin, T.J.Lin, N.H.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Serine/threonine-protein kinase Chk1
A, B
268Homo sapiensMutation(s): 0 
Gene Names: CHEK1 (CHK1)
EC: 2.7.11.1
Find proteins for O14757 (Homo sapiens)
Go to Gene View: CHEK1
Go to UniProtKB:  O14757
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
85A
Query on 85A

Download SDF File 
Download CCD File 
A, B
18-CHLORO-2-OXO-17-[(PYRIDIN-4-YLMETHYL)AMINO]-2,3,11,12,13,14-HEXAHYDRO-1H,10H-4,8-(AZENO)-9,15,1,3,6-BENZODIOXATRIAZACYCLOHEPTADECINE-7-CARBONITRILE
7-CHLORO-3-OXO-8-[(PYRIDIN-4-YLMETHYL)-AMINO]-11,17-DIOXA-2,4,20,22-TETRAAZA-TRICYCLO[16.3.1.0*5,10*]DOCOSA-1(21),5(10)6,8,18(22),19-HEXAENE-19-CARBONITRILE
C23 H22 Cl N7 O3
ZUEAHWHCYOLVEP-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
85AIC50: 13 nM (100) BINDINGDB
85AKi: 13 nM (100) BINDINGDB
85AKi: 12.59 nM PDBBIND
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2 Å
  • R-Value Free: 0.333 
  • R-Value Work: 0.257 
  • Space Group: P 1
Unit Cell:
Length (Å)Angle (°)
a = 45.883α = 92.83
b = 56.783β = 104.39
c = 64.595γ = 113.86
Software Package:
Software NamePurpose
HKL-2000data scaling
CNSphasing
HKL-2000data reduction
CNXrefinement
ADSCdata collection

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

  • Deposited Date: 2007-01-27 
  • Released Date: 2008-01-29 
  • Deposition Author(s): Park, C.

Revision History 

  • Version 1.0: 2008-01-29
    Type: Initial release
  • Version 1.1: 2011-07-13
    Type: Version format compliance
  • Version 1.2: 2019-08-28
    Type: Advisory, Data collection, Derived calculations