1K4H | pdb_00001k4h

CRYSTAL STRUCTURE OF TRNA-GUANINE TRANSGLYCOSYLASE (TGT) COMPLEXED WITH 2,6-Diamino-8-propylsulfanylmethyl-3H-quinazoline-4-one


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.80 Å
  • R-Value Free: 
    0.229 (Depositor), 0.220 (DCC) 
  • R-Value Work: 
    0.196 (Depositor), 0.191 (DCC) 

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

Validation slider image for 1K4H

Ligand Structure Quality Assessment 


This is version 1.4 of the entry. See complete history

Literature

De novo design, synthesis, and in vitro evaluation of inhibitors for prokaryotic tRNA-guanine transglycosylase: a dramatic sulfur effect on binding affinity.

Meyer, E.A.Brenk, R.Castellano, R.K.Furler, M.Klebe, G.Diederich, F.

(2002) Chembiochem 3: 250-253

Macromolecule Content 

  • Total Structure Weight: 43.26 kDa 
  • Atom Count: 3,327 
  • Modeled Residue Count: 372 
  • Deposited Residue Count: 386 
  • Unique protein chains: 1

Macromolecules

Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
TRNA-GUANINE-TRANSGLYCOSYLASE386Zymomonas mobilisMutation(s): 0 
EC: 2.4.2.29
UniProt
Find proteins for P28720 (Zymomonas mobilis subsp. mobilis (strain ATCC 31821 / ZM4 / CP4))
Explore P28720 
Go to UniProtKB:  P28720
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP28720
Sequence Annotations
Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
APQ

Query on APQ



Download:Ideal Coordinates CCD File
C [auth A]2,6-DIAMINO-8-PROPYLSULFANYLMETHYL-3H-QUINAZOLINE-4-ONE
C12 H16 N4 O S
RSKNEWMEOVQZII-UHFFFAOYSA-N
ZN

Query on ZN



Download:Ideal Coordinates CCD File
B [auth A]ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.80 Å
  • R-Value Free:  0.229 (Depositor), 0.220 (DCC) 
  • R-Value Work:  0.196 (Depositor), 0.191 (DCC) 
Space Group: C 1 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 90.71α = 90
b = 64.99β = 96.44
c = 71.07γ = 90
Software Package:
Software NamePurpose
X-PLORmodel building
X-PLORrefinement
DENZOdata reduction
SCALEPACKdata scaling
X-PLORphasing

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2002-04-24
    Type: Initial release
  • Version 1.1: 2008-04-27
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Derived calculations, Version format compliance
  • Version 1.3: 2020-08-19
    Changes: Advisory, Derived calculations
  • Version 1.4: 2023-08-16
    Changes: Advisory, Data collection, Database references, Refinement description