20  ENERGY = 1.9  04/03/26 10:41:04
    1 A       0    2   17    1
    2 G       1    3   16    2
    3 C       2    4   15    3
    4 A       3    5   14    4
    5 G       4    6   13    5
    6 A       5    7   12    6
    7 T       6    8    0    7
    8 G       7    9    0    8
    9 T       8   10    0    9
   10 C       9   11    0   10
   11 C      10   12    0   11
   12 T      11   13    6   12
   13 C      12   14    5   13
   14 T      13   15    4   14
   15 G      14   16    3   15
   16 C      15   17    2   16
   17 T      16   18    1   17
   18 C      17   19    0   18
   19 A      18   20    0   19
   20 G      19    0    0   20