1G2O

CRYSTAL STRUCTURE OF PURINE NUCLEOSIDE PHOSPHORYLASE FROM MYCOBACTERIUM TUBERCULOSIS IN COMPLEX WITH A TRANSITION-STATE INHIBITOR

Structural Biology Knowledgebase: 1G2O SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.212
  • R-Value Work: 0.189

Literature

Macromolecules
Sequence Display for 1G2O

Classification: TRANSFERASE

Total Structure Weight: 83882.61

Macromolecule Entities
Molecule Chains Length Organism Details
PURINE NUCLEOSIDE PHOSPHORYLASE A, B, C 268 Mycobacterium tuberculosis EC#: 2.4.2.1 IUBMB
Gene Name(s): punA deoD Rv3307 MTV016.06
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B, C 1,4-DIDEOXY-4-AZA-1-(S)-(9-DEAZAHYPOXANTHIN- 9-YL)-D-RIBITOL
C11 H14 N4 O4
IWKXDMQDITUYRK-KUBHLMPHSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PO4
Query on PO4

A, B, C PHOSPHATE ION
O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-K
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
IMH N/A in BindingDB
Ki: 0.028 nM  BindingMOAD
Ki: 0.028 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.212
  • R-Value Work: 0.189
  • Space Group: P 32 2 1

Unit Cell:

Length (Å) Angle (°)
a = 102.63 α = 90.00
b = 102.63 β = 90.00
c = 128.48 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-10-20
  • Released Date: 2001-08-01
  • Deposition author(s): Shi, W., Basso, L.A., Tyler, P.C., Furneaux, R.H., Blanchard, J.S., Almo, S.C., Schramm, V.L.

Revision History

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