RNA Base-Pairs, Stacking, etc.
Interactive basepair map with 3D fragment visualization for: 3OUY 
Symbolic WebFR3D search for:3OUY 
Geometric WebFR3D search for:3OUY 
Base Pair Hydrogen Bonding Classification
Nucleic Acid Backbone Torsions
HOW THE CCA-ADDING ENZYME SELECTS ADENINE OVER CYTOSINE AT POSITION 76 OF TRNA
CCA-Adding Enzyme (E.C.2.7.7.25
2.7.7.21)
A DOUBLE HELIX, HAIRPIN LOOP, OVERHANGING BASES
Click to show/hide 1 nucleic acid sequences
Click to show/hide 2 protein sequences
Pan, B., Xiong, Y., Steitz, T.A.
How the CCA-Adding Enzyme Selects Adenine over Cytosine at Position 76 of tRNA. 
Science, 330, pp. 937 - 940, 2010.
X-RAY DIFFRACTION
P 21 21 2
a = 111.217 b = 228.075 c = 58.459 (Ångstroms)
α = 90.0 β = 90.0 γ = 90.0 (degrees)
The structure was refined using the REFMAC program. The R value is 0.20935 for 37297 reflections in the resolution range 50.0 to 2.69 Ångstroms with Fobs > 2.0 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))