1GQU

Crystal structure of an alternating A-T oligonucleotide fragment with Hoogsteen base pairing


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.220

Literature

Macromolecules
Sequence Display for 1GQU

Classification: DNA

Total Structure Weight: 7488.44

Macromolecule Entities
Molecule Chains Length Organism Details
DNA (5'(*AP*TP*AP*UP*AP*T)-3') A, B, C, D 6 synthetic

Small Molecules
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
BRU
Query on BRU
A, B, C, D DNA LINKING C9 H12 Br N2 O8 P DU

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.220
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 23.96 α = 90.00
b = 48.95 β = 93.27
c = 32.24 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-12-05
  • Released Date: 2002-12-05
  • Deposition author(s): Abrescia, N.G.A., Thompson, A., Huynh-Dinh, T., Subirana, J.A.

Revision History

  • Version 1_0: 2002-12-05

    Type: Initial release

  • Version 1_1: 2011-05-08

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance