RNA Base-Pairs, Stacking, etc.
Interactive basepair map with 3D fragment visualization for: 2C4Q 
Base Pair Hydrogen Bonding Classification
Nucleic Acid Backbone Torsions
Base Pair Morphology Parameters
MS2-RNA HAIRPIN (2ONE -5) COMPLEX
COAT PROTEIN
A DOUBLE HELIX, BULGES, FLIPPED-OUT BASES
Click to show/hide 1 nucleic acid sequences
Click to show/hide 1 protein sequences
Grahn, E., Moss, T., Helgstrand, C., Fridborg, K., Sundaram, M., Tars, K., Lago, H., Stonehouse, N.J., Davis, D.R., Stockley, P.G., Liljas, L.
Structural basis of pyrimidine specificity in the MS2 RNA hairpin-coat-protein complex. 
Rna, 7, pp. 1616 - 1627, 2001.
X-RAY DIFFRACTION
H 3 2
a = 288.0 b = 288.0 c = 653.0 (Ångstroms)
α = 90.0 β = 90.0 γ = 120.0 (degrees)
The structure was refined using the CNS program. The R value is 0.19 for 255841 reflections in the resolution range 30.0 to 2.38 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))