1IA2

Candida albicans dihydrofolate reductase complexed with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) and 5-[(4-METHYLPHENYL)SULFANYL]-2,4-QUINAZOLINEDIAMINE (GW578)

Structural Biology Knowledgebase: 1IA2 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.82 Å
  • R-Value Observed: 0.160

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1IA2

Classification: OXIDOREDUCTASE

Total Structure Weight: 46835.44

Macromolecule Entities
Molecule Chains Length Organism Details
DIHYDROFOLATE REDUCTASE A, B 192 Candida albicans EC#: 1.5.1.3 IUBMB
Gene Name(s): DFR1

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

A, B 2-(N-MORPHOLINO)-ETHANESULFONIC ACID
C6 H13 N O4 S
SXGZJKUKBWWHRA-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
NDP
Query on NDP

A, B NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
C21 H30 N7 O17 P3
ACFIXJIJDZMPPO-NNYOXOHSSA-N
Ligand Explorer
 
JSmol
TQ4
Query on TQ4

A, B 5-[(4-METHYLPHENYL)SULFANYL]-2,4-QUINAZOLINEDIAMINE
C15 H14 N4 S
UOJFGEAPSYQDIP-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
TQ4 IC50: 23 nM (98) BindingDB

IC50: 23 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.82 Å
  • R-Value Observed: 0.160
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 76.91 α = 90.00
b = 67.28 β = 93.07
c = 38.49 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-03-22
  • Released Date: 2001-04-11
  • Deposition author(s): Whitlow, M., Howard, A.J., Kuyper, L.F.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4