3FRF

S. aureus DHFR complexed with NADPH and iclaprim


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.287 
  • R-Value Work: 0.228 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

Increased hydrophobic interactions of iclaprim with Staphylococcus aureus dihydrofolate reductase are responsible for the increase in affinity and antibacterial activity

Oefner, C.Bandera, M.Haldimann, A.Laue, H.Schulz, H.Mukhija, S.Parisi, S.Weiss, L.Lociuro, S.Dale, G.E.

(2009) J.Antimicrob.Chemother. 63: 687-698


Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Dihydrofolate reductase
X
158Staphylococcus aureusMutation(s): 0 
Gene Names: folA
EC: 1.5.1.3
Find proteins for P0A017 (Staphylococcus aureus)
Go to UniProtKB:  P0A017
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
XCF
Query on XCF

Download SDF File 
Download CCD File 
X
5-[[(2R)-2-cyclopropyl-7,8-dimethoxy-2H-chromen-5-yl]methyl]pyrimidine-2,4-diamine
C19 H22 N4 O3
HWJPWWYTGBZDEG-AWEZNQCLSA-N
 Ligand Interaction
NDP
Query on NDP

Download SDF File 
Download CCD File 
X
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
C21 H30 N7 O17 P3
ACFIXJIJDZMPPO-NNYOXOHSSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
XCFIC50: 2.9 nM (100) BINDINGDB
I2HIC50: 2.2 - 7 nM (100) BINDINGDB
I2HKi: 0.1 nM (100) BINDINGDB
XCFKi: 3 nM BINDINGMOAD
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.287 
  • R-Value Work: 0.228 
  • Space Group: P 61 2 2
Unit Cell:
Length (Å)Angle (°)
a = 79.279α = 90.00
b = 79.279β = 90.00
c = 108.165γ = 120.00
Software Package:
Software NamePurpose
SCALEPACKdata scaling
AMoREphasing
DENZOdata reduction
REFMACrefinement

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2010-01-12
    Type: Initial release
  • Version 1.1: 2011-07-13
    Type: Version format compliance
  • Version 1.2: 2013-11-20
    Type: Non-polymer description