10          20        30        40        50        60 
AUGCCGUCUUCAUUAUAC--|   U      A         G           AUGCUUACU 
                    CACA GGCAAG ACUAAGCUG GUGGAUAGUCA         \
                    GUGU UCGUUC UGAUUCGAU UAUCUGUCAGU         A
AUCGUACCGUCCACGUUGGA^   C      C         G           UGUAACCUU 
 120       110       100        90        80        70