2GRB

Crystal Structure of an RNA Quadruplex Containing Inosine-tetrad


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.4 Å
  • R-Value Free: 0.250
  • R-Value Work: 0.195

Literature

Macromolecules
Sequence Display for 2GRB

Classification: RNA

Total Structure Weight: 15846.49

Macromolecule Entities
Molecule Chains Length Organism Details
5'-R(*(U33)P*GP*IP*GP*GP*U)-3' A, B, C... , D, E, F, G, H A, B, C, D, E, F, G, H 6 synthetic

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

B STRONTIUM ION
Sr
PWYYWQHXAPXYMF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
K
Query on K

A, D, E, F, H POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
U33
Query on U33
A, B, C, D, E, F, G, H DNA LINKING C9 H11 Br N2 O5 DU

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.4 Å
  • R-Value Free: 0.250
  • R-Value Work: 0.195
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 29.06 α = 90.00
b = 52.74 β = 102.98
c = 37.34 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-04-24
  • Released Date: 2006-11-21
  • Deposition author(s): Pan, B., Shi, K., Sundaralingam, M.

Revision History

  • 2008-05-01
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance