28S_Core+D2
   1---------------------------------------- 
   ---------------------------------------- 
   ---------------------------------------- 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAG--- 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAG--- 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA- 
   CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC- 
   CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC- - 0 - ?
   GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG- 
10  UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU- 
   UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU- 
   UUCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC- 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA- 
   GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGC- 
   AGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG- 
   16AGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG- 
   17GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG- 
   UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU- 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA- - 1 - ?
20  AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA- 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA- 
   22C--------------------------------------- 
   23CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 
   CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC- 
   UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUC - 2 - 1a
   AUGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUG 
   AGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG 
   29AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAG 
   30AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA - 3 - ?
   31AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUC 
   32CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 
   CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 
   UCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC- - 4 - 1b
   AAAAAAAAAAAAAAAAAAAAAAAAAAGGGGGGGGGGGGGG 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 
   37AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 
   38AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 
   GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG 
40  AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAU 
   UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU 
   CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC - 5 - ?
   GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 
   AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUU 
   AAUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUGGCCCC 
   AGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG 
   48G---------------------------------------