1DR1

2.2 ANGSTROMS CRYSTAL STRUCTURE OF CHICKEN LIVER DIHYDROFOLATE REDUCTASE COMPLEXED WITH NADP+ AND BIOPTERIN


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.140

Literature

Macromolecules
Sequence Display for 1DR1

Classification: OXIDOREDUCTASE

Total Structure Weight: 22702.65

Macromolecule Entities
Molecule Chains Length Organism Details
DIHYDROFOLATE REDUCTASE A 189 Gallus gallus EC#: 1.5.1.3 IUBMB
Gene Name(s): DHFR Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 3 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)
HBI
Query on HBI

A 7,8-DIHYDROBIOPTERIN
C9 H13 N5 O3
FEMXZDUTFRTWPE-DZSWIPIPSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.140
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 89.44 α = 90.00
b = 48.31 β = 125.10
c = 64.26 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1992-03-14
  • Released Date: 1993-10-31
  • Deposition author(s): Mctigue, M.A., Davies /II, J.F., Kaufman, B.T., Xuong, N.-H., Kraut, J.

Revision History

  • 2008-03-24
    Type: Version format compliance
  • 2011-07-13
    Type: Derived calculations, Version format compliance