1EN3

1A CRYSTAL STRUCTURES OF B-DNA REVEAL SEQUENCE-SPECIFIC BINDING AND GROOVE-SPECIFIC BENDING OF DNA BY MAGNESIUM AND CALCIUM

Structural Biology Knowledgebase: 1EN3 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 0.99 Å
  • R-Value Free: 0.159
  • R-Value Work: 0.141

Literature

Macromolecules
Sequence Display for 1EN3

Classification: DNA

Total Structure Weight: 3142.25

Macromolecule Entities
Molecule Chains Length Organism Details
DNA (5'-D(*CP*CP*AP*AP*CP*GP*TP*TP*GP*G)-3') A 10 synthetic

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

A MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 0.99 Å
  • R-Value Free: 0.159
  • R-Value Work: 0.141
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 32.00 α = 90.00
b = 25.37 β = 112.98
c = 33.63 γ = 90.00

Structure Validation

View Full Validation Report



Entry History

Deposition Data

  • Deposited Date: 2000-03-20
  • Released Date: 2000-09-25
  • Deposition author(s): Chiu, T.K., Dickerson, R.E.

Revision History

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