4FT7

Crystal Structure of the CHK1


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.20 Å
  • R-Value Free: 0.195 
  • R-Value Work: 0.171 
  • R-Value Observed: 0.172 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history


Literature

Crystal Structure of the CHK1

Kang, Y.N.Stuckey, J.A.Chang, P.Russell, A.J.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Serine/threonine-protein kinase Chk1A279Homo sapiensMutation(s): 0 
Gene Names: CHEK1CHK1
EC: 2.7.11.1
Find proteins for O14757 (Homo sapiens)
Explore O14757 
Go to UniProtKB:  O14757
NIH Common Fund Data Resources
PHAROS  O14757
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
H3K
Query on H3K

Download CCD File 
A
1-{5-bromo-2-[(3R)-3-hydroxypiperidin-1-yl]phenyl}-3-(5-cyanopyrazin-2-yl)urea
C17 H17 Br N6 O2
BBKALDDXSCLMBB-CYBMUJFWSA-N
 Ligand Interaction
SO4
Query on SO4

Download CCD File 
A
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
GOL
Query on GOL

Download CCD File 
A
GLYCEROL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
 Ligand Interaction
IPA
Query on IPA

Download CCD File 
A
ISOPROPYL ALCOHOL
C3 H8 O
KFZMGEQAYNKOFK-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
H3KKi:  1.3600000143051147   nM  BindingDB
H3KIC50:  1   nM  BindingDB
H3KKi:  1.2999999523162842   nM  BindingDB
H3KKi:  1   nM  BindingDB
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.20 Å
  • R-Value Free: 0.195 
  • R-Value Work: 0.171 
  • R-Value Observed: 0.172 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 45.342α = 90
b = 65.806β = 94
c = 58.225γ = 90
Software Package:
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
BUSTER-TNTrefinement
PDB_EXTRACTdata extraction
BUSTERrefinement

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2012-08-22
    Type: Initial release
  • Version 1.1: 2017-11-15
    Changes: Refinement description