1PAX

THE CATALYTIC FRAGMENT OF POLY(ADP-RIBOSE) POLYMERASE COMPLEXED WITH 3,4-DIHYDRO-5-METHYL-ISOQUINOLINONE

Structural Biology Knowledgebase: 1PAX SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.244
  • R-Value Work: 0.169

Literature

Macromolecules
Sequence Display for 1PAX

Classification: TRANSFERASE

Total Structure Weight: 40577.00

Macromolecule Entities
Molecule Chains Length Organism Details
POLY(ADP-RIBOSE) POLYMERASE A 361 Gallus gallus EC#: 2.4.2.30 IUBMB
Fragment: CATALYTIC FRAGMENT
Mutation: K654A
Gene Name(s): PARP1 Gene View ADPRT
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
DHQ
Query on DHQ

A 3,4-DIHYDRO-5-METHYL-ISOQUINOLINONE
C10 H11 N O
RLLZPXDJYADIEU-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
DHQ IC50: 160 nM (86) BindingDB
Ki: 70 nM (86) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.244
  • R-Value Work: 0.169
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 59.20 α = 90.00
b = 64.50 β = 90.00
c = 96.40 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1996-05-06
  • Released Date: 1997-05-15
  • Deposition author(s): Ruf, A., Schulz, G.E.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4