2W3B

HUMAN DIHYDROFOLATE REDUCTASE COMPLEXED WITH NADPH AND A LIPOPHILIC ANTIFOLATE SELECTIVE FOR MYCOBACTERIUM AVIUM DHFR, 6-((2,5- DIETHOXYPHENYL)AMINOMETHYL)-2,4-DIAMINO-5-METHYLPYRIDO(2,3-D) PYRIMIDINE (SRI-8686)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.27 Å
  • R-Value Free: 0.203 
  • R-Value Work: 0.171 
  • R-Value Observed: 0.172 

wwPDB Validation 3D Report Full Report


This is version 1.4 of the entry. See complete history


Literature

Structural Basis for Selective Inhibition of Mycobacterium Avium Dihydrofolate Reductase by a Lipophilic Antifolate

Leung, A.K.W.Ross, L.J.Zywno-Van Ginkel, S.Reynolds, R.C.Seitz, L.E.Pathak, V.Barrow, W.W.White, E.L.Suling, W.J.Piper, J.R.Borhani, D.W.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
DIHYDROFOLATE REDUCTASEA, B187Homo sapiensMutation(s): 0 
Gene Names: DHFR
EC: 1.5.1.3
Find proteins for P00374 (Homo sapiens)
Explore P00374 
Go to UniProtKB:  P00374
NIH Common Fund Data Resources
PHAROS  P00374
Protein Feature View
 ( Mouse scroll to zoom / Hold left click to move )
  • Reference Sequence
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
NDP
Query on NDP

Download CCD File 
A, B
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
C21 H30 N7 O17 P3
ACFIXJIJDZMPPO-NNYOXOHSSA-N
 Ligand Interaction
FOL
Query on FOL

Download CCD File 
A, B
FOLIC ACID
C19 H19 N7 O6
OVBPIULPVIDEAO-LBPRGKRZSA-N
 Ligand Interaction
VG9
Query on VG9

Download CCD File 
A, B
6-{[(2,5-DIETHOXYPHENYL)AMINO]METHYL}-5-METHYLPYRIDO[2,3-D]PYRIMIDINE-2,4-DIAMINE
C19 H24 N6 O2
KKMWDWUZXFYKLD-UHFFFAOYSA-N
 Ligand Interaction
K
Query on K

Download CCD File 
A, B
POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
VG9IC50:  17.399999618530273   nM  BindingDB
VG9IC50:  370   nM  BindingDB
VG9IC50:  0.8399999737739563   nM  BindingDB
VG9IC50:  2300   nM  BindingDB
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.27 Å
  • R-Value Free: 0.203 
  • R-Value Work: 0.171 
  • R-Value Observed: 0.172 
  • Space Group: C 2 2 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 87.725α = 90
b = 94.387β = 90
c = 95.439γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling
AMoREphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2009-11-17
    Type: Initial release
  • Version 1.1: 2011-05-08
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2019-03-06
    Changes: Data collection, Experimental preparation, Other
  • Version 1.4: 2019-05-08
    Changes: Data collection, Experimental preparation