1JOM

THE CRYSTAL STRUCTURE OF THE BINARY COMPLEX BETWEEN FOLINIC ACID (LEUCOVORIN) AND E. COLI DIHYDROFOLATE REDUCTASE

Structural Biology Knowledgebase: 1JOM SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.142

Literature

Macromolecules
Sequence Display for 1JOM

Classification: OXIDOREDUCTASE

Total Structure Weight: 18705.64

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

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

A N-[4-({[(6S)-2-amino-5-formyl-4-oxo-3,4,5,6,7,8- hexahydropteridin-6-yl]methyl}amino)benzoyl]- L-glutamic acid
[6S]-5-FORMYL-TETRAHYDROFOLATE; 6S-FOLINIC ACID (Synonym)
C20 H23 N7 O7
VVIAGPKUTFNRDU-STQMWFEESA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EOH
Query on EOH

A ETHANOL
C2 H6 O
LFQSCWFLJHTTHZ-UHFFFAOYSA-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)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.142
  • Space Group: P 65

Unit Cell:

Length (Å) Angle (°)
a = 96.86 α = 90.00
b = 96.86 β = 90.00
c = 35.02 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1996-02-25
  • Released Date: 1996-11-08
  • Deposition author(s): Reyes, V.M., Lee, H., Kraut, J.

Revision History

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