1K2L

STRUCTURAL CHARACTERIZATION OF BISINTERCALATION IN HIGHER-ORDER DNA AT A JUNCTION-LIKE QUADRUPLEX


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.309
  • R-Value Work: 0.239

Literature

Macromolecules
Sequence Display for 1K2L

Classification: DNA

Total Structure Weight: 4463.25

Macromolecule Entities
Molecule Chains Length Organism Details
5'-D(*CP*GP*TP*AP*CP*G)-3' A, B 6 synthetic

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

B BIS-(9-OCTYLAMINO(2-DIMETHYLAMINOETHYL)ACRIDINE- 4-CARBOXAMIDE
BIS-DACA (Synonym)
C44 H54 N8 O2
UUXARTGDSXDSRM-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CO
Query on CO

A, B COBALT (II) ION
Co
XLJKHNWPARRRJB-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.309
  • R-Value Work: 0.239
  • Space Group: C 2 2 2

Unit Cell:

Length (Å) Angle (°)
a = 29.51 α = 90.00
b = 53.74 β = 90.00
c = 40.06 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-09-28
  • Released Date: 2002-10-16
  • Deposition author(s): Teixeira, S.C.M., Thorpe, J.H., Todd, A.K., Powell, H.R., Adams, A., Wakelin, L.P.G., Denny, W.A., Cardin, C.J.

Revision History

  • 2008-04-27
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance