1ULB

APPLICATION OF CRYSTALLOGRAPHIC AND MODELING METHODS IN THE DESIGN OF PURINE NUCLEOSIDE PHOSPHORYLASE INHIBITORS


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.75 Å
  • R-Value Observed: 0.204

Literature

Macromolecules
Sequence Display for 1ULB

Classification: PENTOSYLTRANSFERASE

Total Structure Weight: 32528.13

Macromolecule Entities
Molecule Chains Length Organism Details
PURINE NUCLEOSIDE PHOSPHORYLASE A 289 Homo sapiens EC#: 2.4.2.1 IUBMB
Gene Name(s): PNP Gene View NP
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A GUANINE
C5 H5 N5 O
UYTPUPDQBNUYGX-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.75 Å
  • R-Value Observed: 0.204
  • Space Group: H 3 2

Unit Cell:

Length (Å) Angle (°)
a = 142.90 α = 90.00
b = 142.90 β = 90.00
c = 165.20 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1991-11-05
  • Released Date: 1993-01-15
  • Deposition author(s): Ealick, S.E., Rule, S.A., Carter, D.C., Greenhough, T.J., Babu, Y.S., Cook, W.J., Habash, J., Helliwell, J.R., Stoeckler, J.D., Parksjunior, R.E., Chen, S.-F., Bugg, C.E.

Revision History

  • Version 1_0: 1993-01-15

    Type: Initial release

  • Version 1_1: 2008-03-24

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Derived calculations, Version format compliance