Comprehensive Bending Classification of Nucleic Acid Double Helix Structures

Abbreviations

PDB      Protein Data Bank
NDB      Nucleic Acid Database
E        IMB Jena Image Library Entry Page
H        IMB Jena Image Library Helix Analysis Page (information on helical parameters)
B        IMB Jena Image Library Bending Page (information on bending parameters)
bp       base pair number 
diff     diffraction
model    theoretical model
NMR      nuclear magnetic resonance spectroscopy
prot     protein
nuc      nucleic acid
prot-nuc protein-nucleic acid complex
carb     carbohydrate
plane    plane

In the entry bending pages 
        arc stands for circular line,
        kinked line for single-kink line
        double kinked line for double-kink line.

s(2)     goodness of fit
r, a, a1, a2, o, l1, l2, l3  geometry parameters (definition)

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