2QZR

tRNA-Guanine Transglycosylase(TGT) in Complex with 6-amino-2-[(1-naphthylmethyl)amino]-3,7-dihydro-8H-imidazo[4,5-g]quinazolin-8-one

Structural Biology Knowledgebase: 2QZR SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.259
  • R-Value Work: 0.198

Literature

Macromolecules
Sequence Display for 2QZR

Classification: TRANSFERASE

Total Structure Weight: 43400.81

Macromolecule Entities
Molecule Chains Length Organism Details
Queuine tRNA-ribosyltransferase A 385 Zymomonas mobilis EC#: 2.4.2.29 IUBMB
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
S79
Query on S79

A 6-amino-2-[(1-naphthylmethyl)amino]-3,7-dihydro- 8H-imidazo[4,5-g]quinazolin-8-one
C20 H16 N6 O
MCEZMMDIEXECTI-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 %)
S79 Ki: 5.5 nM (99) BindingDB

Ki: 55 nM  BindingMOAD
Ki: 55 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.259
  • R-Value Work: 0.198
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 88.08 α = 90.00
b = 63.44 β = 93.30
c = 71.12 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2007-08-17
  • Released Date: 2007-09-11
  • Deposition author(s): Hoertner, S.R., Ritschel, T., Stengl, B., Kramer, C., Schweizer, W.B., Wagner, B., Kansy, M., Klebe, G., Diederich, F.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update