4Q4Q

tRNA-Guanine Transglycosylase (TGT) in Complex with 2-[(Thiophen-2-ylmethyl)amino]-1H,7H,8H-imidazo[4,5-g]quinazolin-8-one


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.41 Å
  • R-Value Free: 0.161
  • R-Value Work: 0.124

Literature

Macromolecules
Sequence Display for 4Q4Q

Classification: Transferase / transferase inhibitor

Total Structure Weight: 43656.82

Macromolecule Entities
Molecule Chains Length Organism Details
Queuine tRNA-ribosyltransferase A 386 Zymomonas mobilis EC#: 2.4.2.29 IUBMB
Fragment: Guanine Insertion Enzyme
Mutation: T312K
Gene Name(s): tgt ZMO0363
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A 2-[(thiophen-2-ylmethyl)amino]-1,7-dihydro- 8H-imidazo[4,5-g]quinazolin-8-one
5-g]quinazolin-8-one,,7-dihydro-8H- imidazo[4 (Synonym)
C14 H11 N5 O S
FVWYYSMTACIDCC-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-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 %)
SAQ N/A in BindingDB
Kd: 1638.9 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.41 Å
  • R-Value Free: 0.161
  • R-Value Work: 0.124
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 91.27 α = 90.00
b = 64.85 β = 96.09
c = 70.43 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2014-04-15
  • Released Date: 2014-07-09
  • Deposition author(s): Neeb, M., Heine, A., Klebe, G.
  • Previous versions: 3GEV

Revision History

  • 2014-07-23
    Type: Database references