1A9R

BOVINE PURINE NUCLEOSIDE PHOSPHORYLASE COMPLEXED WITH HYPOXANTHINE AND SULFATE

Structural Biology Knowledgebase: 1A9R SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.190

Literature

Macromolecules
Sequence Display for 1A9R

Classification: PENTOSYLTRANSFERASE

Total Structure Weight: 31661.18

Macromolecule Entities
Molecule Chains Length Organism Details
PURINE NUCLEOSIDE PHOSPHORYLASE A 282 Bos taurus EC#: 2.4.2.1 IUBMB
Mutation: Y249T
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
HPA
Query on HPA

A HYPOXANTHINE
C5 H4 N4 O
FDGQSTZJBFJUBT-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)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
HPA Kd: 680 nM (99) BindingDB
ΔG: -31 kJ/mol (87) BindingDB
ΔH: -128 kJ/mol (87) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.190
  • Space Group: P 21 3

Unit Cell:

Length (Å) Angle (°)
a = 94.20 α = 90.00
b = 94.20 β = 90.00
c = 94.20 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-04-10
  • Released Date: 1998-07-15
  • Deposition author(s): Mao, C., Cook, W.J., Zhou, M., Fedorov, A.A., Almo, S.C., Ealick, S.E.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values