Intra-basepair Parameters Buckle (°) 0.17 Open angle (°) 20.92 Propeller (°) -0.28 Stagger (Å) 0.00 Shear (Å) 2.15 Stretch (Å) 3.09

Basepair Geometry C1'-C1' Distance (Å) 8.26 C6/C8-C6/C8 Distance (Å) 8.38 Openiing (°) 4.03 Glycosidic angle - 1 (°) 10.98 Glycosidic angle - 2 (°) 111.80

Quantum Chemical interaction energy (MP2) = -47.02 Kcal/mol
(Ref: Chawla et al., J.Phy.Chem.B, 115, 1469)

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