10        20          30          40        50        60
ACAAAGAAAGCAUGACUAUA--                 --|       U      UUAUAUA 
                      ACACACUGAGAAGGACA  UUAUUUAU GAUAAU       U
                      UGUGUGACUCUUCCUGU  AAUAAAUG CUAUUA       A
UACGUGCGCACUACCCCAUGUA                 UU^       -      AAUAUAU 
 120       110       100        90        80         70