1DRE

DIHYDROFOLATE REDUCTASE COMPLEXED WITH METHOTREXATE AND NICOTINAMIDE ADENINE DINUCLEOTIDE PHOSPHATE (OXIDIZED FORM)

Structural Biology Knowledgebase: 1DRE SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Observed: 0.216

Literature

Macromolecules
Sequence Display for 1DRE

Classification: OXIDOREDUCTASE

Total Structure Weight: 19218.33

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 2 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)
MTX
Query on MTX

A METHOTREXATE
C20 H22 N8 O5
FBOZXECLQNJBKD-ZDUSSCGKSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
MTX EC50: 1 nM (99) BindingDB
IC50: 3 - 4400 nM (99) BindingDB
Kd: <1 nM (99) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Observed: 0.216
  • Space Group: P 32 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 63.00 α = 90.00
b = 63.00 β = 90.00
c = 105.80 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1996-11-28
  • Released Date: 1997-03-12
  • Deposition author(s): Sawaya, M.R., Kraut, J.

Revision History

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