1YFZ

Novel IMP Binding in Feedback Inhibition of Hypoxanthine-Guanine Phosphoribosyltransferase from Thermoanaerobacter tengcongensis


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.249
  • R-Value Work: 0.219

Literature

Macromolecules
Sequence Display for 1YFZ

Classification: TRANSFERASE

Total Structure Weight: 46436.93

Macromolecule Entities
Molecule Chains Length Organism Details
Hypoxanthine-guanine phosphoribosyltransferase A, B 205 Caldanaerobacter subterraneus EC#: 2.4.2.8 IUBMB
Mutation: D53G, M67L
Gene Name(s): Hpt TTE2394
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B INOSINIC ACID
C10 H13 N4 O8 P
GRSZFWQUAKGDAV-KQYNXXCUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ACT
Query on ACT

A, B ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, B MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
IMP N/A in BindingDB
Ki: 45000 nM  BindingMOAD
Ki: 45000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.249
  • R-Value Work: 0.219
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 65.77 α = 90.00
b = 137.73 β = 90.00
c = 95.27 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2005-01-04
  • Released Date: 2005-05-10
  • Deposition author(s): Chen, Q., Liang, Y., Su, X., Gu, X., Zheng, X., Luo, M.

Revision History

  • Version 1_0: 2005-05-10

    Type: Initial release

  • Version 1_1: 2008-04-30

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Derived calculations, Source and taxonomy, Version format compliance

  • Version 1_3: 2011-11-16

    Type: Atomic model