1DRH

ISOMORPHOUS CRYSTAL STRUCTURES OF ESCHERICHIA COLI DIHYDROFOLATE REDUCTASE COMPLEXED WITH FOLATE, 5-DEAZAFOLATE AND 5,10-DIDEAZATETRAHYDROFOLATE: MECHANISTIC IMPLICATIONS


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Observed: 0.208

Literature

Macromolecules
Sequence Display for 1DRH

Classification: OXIDOREDUCTASE

Total Structure Weight: 18763.73

Macromolecule Entities
Molecule Chains Length Organism Details
DIHYDROFOLATE REDUCTASE A 159 Escherichia coli EC#: 1.5.1.3 IUBMB
Mutation: N37D
Gene Name(s): folA tmrA b0048 JW0047
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAP
Query on NAP

A NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE (Synonym)
C21 H28 N7 O17 P3
XJLXINKUBYWONI-NNYOXOHSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
NAP N/A in BindingDB
Kd: 24000 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Observed: 0.208
  • Space Group: P 32 2 1

Unit Cell:

Length (Å) Angle (°)
a = 61.94 α = 90.00
b = 61.94 β = 90.00
c = 107.52 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-11-30
  • Released Date: 1995-02-07
  • Deposition author(s): Sawaya, M.R., Kraut, J.

Revision History

  • Version 1_0: 1995-02-07

    Type: Initial release

  • Version 1_1: 2008-03-24

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance