Classification of each dinucleotide step in a right-handed nucleic acid
structure: A-like; B-like; TA-like; intermediate of A and B, or other cases

    step       Xp      Yp      Zp     XpH     YpH     ZpH    Form
   1 GA/UC   -1.91    8.22    2.33   -5.65    7.29    4.43     A
   2 AG/CU   -1.89    8.75    1.82   -8.91    7.58    4.76     A
   3 GG/CC   -1.48    8.33    2.05   -4.82    7.64    3.90     A
   4 GG/CC   -1.53    7.80    3.33   -5.67    6.10    5.90     A
   5 GC/GC   -1.70    8.27    2.33   -3.58    8.33    2.12     A
   6 CG/CG   -1.58    8.36    2.44   -7.90    6.71    5.56     A
   7 GG/CC   -1.55    8.28    2.71   -5.71    8.02    3.38     A
   8 GG/CC   -1.91    7.81    2.98   -6.69    7.21    4.16     A
   9 Gu/AC   -0.41    7.01    3.33   -1.50    7.11    3.16
  10 uP/GA    4.28    4.49    0.20    0.58    4.46    1.09
  11 PC/GG    ---     ---     ---     ---     ---     ---     --- 
  12 CC/GG   -2.05    8.71    1.96   -2.52    8.94    0.41     A
  13 CC/GG   -1.65    8.21    2.51   -7.30    4.53    7.29     A
  14 CG/GG   -2.52    6.49    1.92   -3.69    6.38    2.85
  15 GA/UG    5.58    6.36    1.10   -8.99    6.44   -0.61
  16 AG/CU    2.72    2.03    2.05    4.49    2.22    2.09
  17 GG/CC    ---     ---     ---     ---     ---     ---     --- 
  18 GA/UC    ---     ---     ---     ---     ---     ---     --- 
  19 AG/CU   -1.71    8.78    1.81   -4.30    8.89    1.11     A
  20 GG/CC   -1.46    8.51    2.54   -5.98    7.69    4.44     A
  21 GG/CC   -1.43    8.19    2.63   -7.19    6.30    5.81     A
  22 GG/UC   -1.73    8.09    2.47   -8.15    6.96    4.92     A
  23 GG/CU   -1.68    8.21    2.68   -4.83    7.65    3.89     A
  24 GG/CC   -1.77    8.16    2.85   -5.33    8.02    3.29     A