RNA Base-Pairs, Stacking, etc.
Interactive basepair map with 3D fragment visualization for: 4RKV 
Base Pair Hydrogen Bonding Classification
Nucleic Acid Backbone Torsions
Base Pair Morphology Parameters
STRUCTURAL VARIATIONS AND SOLVENT STRUCTURE OF UGGGGU QUADRUPLEXES STABILIZED BY SR2+ IONS
5'-R(*UP*GP*GP*GP*GP*U)-3'
QUADRUPLE HELIX
Click to show/hide 1 nucleic acid sequences
No Protein Sequence Found
Fyfe, A.C., Dunten, P.W., Martick, M.M., Scott, W.G.
Structural Variations and Solvent Structure of r(UGGGGU) Quadruplexes Stabilized by Sr(2+) Ions. 
J.Mol.Biol., 427, pp. 2205 - 2219, 2015.
X-RAY DIFFRACTION
P 4 21 2
a = 36.645 b = 36.645 c = 37.078 (Ångstroms)
α = 90.0 β = 90.0 γ = 90.0 (degrees)
The structure was refined using the REFMAC program. The R value is 0.09299 for 18036 reflections in the resolution range 37.08 to 0.88 Ångstroms with Fobs > 0.0 sigma(Fobs) and with I > 0.0 sigma(I)
Asymmetric Unit coordinates (pdb format, Unix compressed(.gz))
Asymmetric Unit coordinates (cif format, Unix compressed(.gz))
Biological Assembly coordinates (pdb format) 1
Structure Factors (cif format)
Coordinates (pdb format, Unix compressed(.gz))
Coordinates (cif format, Unix compressed(.gz))
NMR Restraints (cif format, Unix compressed(.gz))
XML | Complete with coordinates (xml format, GNU compressed(.gz))