10          20        30        40        50        60
AGAUAGCAGCUAUUAAAA--|     C    C                AC     UGAAGA 
                    CCUGCC AGAG ACAUACUUCUUUAUGU  CCAUA      U
                    GGACGG UUUC UGUAUGAAGAAAUGUA  GGUAU      A
AAAAAAUGACCAUCAAGUGA^     U    A                A-     UGUAAU 
 .       110       100        90        80         70