206D

BASE-PAIR OPENING AND SPERMINE BINDING-B-DNA FEATURES DISPLAYED IN THE CRYSTAL STRUCTURE OF A GAL OPERON FRAGMENT: IMPLICATIONS FOR PROTEIN-DNA RECOGNITION

Structural Biology Knowledgebase: 206D SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.221

Literature

Macromolecules
Sequence Display for 206D

Classification: DNA

Total Structure Weight: 4024.14

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

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

A SPERMINE
C10 H26 N4
PFNFFQXMRSDOHW-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.221
  • Space Group: P 61 2 2

Unit Cell:

Length (Å) Angle (°)
a = 54.45 α = 90.00
b = 54.45 β = 90.00
c = 42.10 γ = 120.00

Structure Validation

View Full Validation Report



Entry History

Deposition Data

  • Deposited Date: 1995-04-19
  • Released Date: 1996-06-21
  • Deposition author(s): Tari, L.W., Secco, A.S.

Revision History

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