1BOZ

STRUCTURE-BASED DESIGN AND SYNTHESIS OF LIPOPHILIC 2,4-DIAMINO-6-SUBSTITUTED QUINAZOLINES AND THEIR EVALUATION AS INHIBITORS OF DIHYDROFOLATE REDUCTASE AND POTENTIAL ANTITUMOR AGENTS


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Work: 0.202

Literature

Macromolecules
Sequence Display for 1BOZ

Classification: OXIDOREDUCTASE

Total Structure Weight: 22345.20

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (DIHYDROFOLATE REDUCTASE) A 186 Homo sapiens EC#: 1.5.1.3 IUBMB
Mutation: F31G
Gene Name(s): DHFR Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
C21 H30 N7 O17 P3
ACFIXJIJDZMPPO-NNYOXOHSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PRD
Query on PRD

A N6-(2,5-DIMETHOXY-BENZYL)-N6-METHYL-PYRIDO[2,3- D]PYRIMIDINE-2,4,6-TRIAMINE
C17 H20 N6 O2
HZTFNSCZLJLPEO-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
PRD IC50: 28 - 8500 nM (89 - 99) BindingDB

IC50: 8500 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Observed:
  • Space Group: H 3

Unit Cell:

Length (Å) Angle (°)
a = 86.26 α = 90.00
b = 86.26 β = 90.00
c = 77.64 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-08-06
  • Released Date: 1998-08-12
  • Deposition author(s): Gangjee, A., Vidwans, A.P., Vasudevan, A., Queener, S.F., Kisliuk, R.L., Cody, V., Li, R., Galitsky, N., Luft, J.R., Pangborn, W.

Revision History

  • Version 1_0: 1998-08-12

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance

  • Version 1_3: 2017-10-04

    Type: Refinement description