1Q4W

CRYSTAL STRUCTURE OF TGT IN COMPLEX WITH 2,6-DIAMINO-3H-QUINAZOLIN-4-ONE

Structural Biology Knowledgebase: 1Q4W SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.93 Å
  • R-Value Free: 0.207
  • R-Value Work: 0.171

Literature

Macromolecules
Sequence Display for 1Q4W

Classification: TRANSFERASE

Total Structure Weight: 43167.61

Macromolecule Entities
Molecule Chains Length Organism Details
Queuine tRNA-ribosyltransferase A 386 Zymomonas mobilis EC#: 2.4.2.29 IUBMB
Gene Name(s): tgt ZMO0363
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A 2,6-DIAMINO-3H-QUINAZOLIN-4-ONE
2,6-DIAMINOQUINAZOLIN-4(3H)-ONE (Synonym)
C8 H8 N4 O
YCRCNZBZUQLULA-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
DQU N/A in BindingDB
Ki: 350 nM  BindingMOAD
Ki: 350 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.93 Å
  • R-Value Free: 0.207
  • R-Value Work: 0.171
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 91.35 α = 90.00
b = 65.33 β = 96.10
c = 70.16 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-08-04
  • Released Date: 2004-04-13
  • Deposition author(s): Brenk, R., Meyer, E., Reuter, K., Stubbs, M.T., Garcia, G.A., Klebe, G.

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