Intra-basepair Parameters Buckle (°) -1.90 Open angle (°) 11.09 Propeller (°) -5.43 Stagger (Å) 0.00 Shear (Å) 2.81 Stretch (Å) 2.75

Basepair Geometry C1'-C1' Distance (Å) 7.82 C6/C8-C6/C8 Distance (Å) 8.68 Openiing (°) 25.64 Glycosidic angle - 1 (°) 90.11 Glycosidic angle - 2 (°) 47.36

Quantum Chemical interaction energy (MP2) = -38.51 Kcal/mol
(Ref: Chawla et al., J.Phy.Chem.B, 115, 1469)

Intra-basepair parameters and basepair geometry are calculated by NUPARM.