2W3A

HUMAN DIHYDROFOLATE REDUCTASE COMPLEXED WITH NADPH AND TRIMETHOPRIM

Structural Biology Knowledgebase: 2W3A SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.214
  • R-Value Work: 0.179

Literature

Macromolecules
Sequence Display for 2W3A

Classification: OXIDOREDUCTASE

Total Structure Weight: 45313.52

Macromolecule Entities
Molecule Chains Length Organism Details
DIHYDROFOLATE REDUCTASE A, B 187 Homo sapiens EC#: 1.5.1.3 IUBMB
Gene Name(s): DHFR Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NDP
Query on NDP

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

A, B TRIMETHOPRIM
C14 H18 N4 O3
IEDVJHCEMCRBQM-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A, B GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
TOP IC50: 27 - 270000 nM (89 - 100) BindingDB
Ki: 1.3 - 1380 nM (100) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.214
  • R-Value Work: 0.179
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 88.47 α = 90.00
b = 94.01 β = 90.00
c = 96.58 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-11-10
  • Released Date: 2009-11-17
  • Deposition author(s): Leung, A.K.W., Reynolds, R.C., Borhani, D.W.

Revision History

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