10          20            30        40          50        60
GUUGAGGCUAGAGGUCA--       ----|  CUGU         --    U  UG   UUCCUUC 
                   GUGUGUC    AGG    AGCAGCACA  UCAU AC  GUA       U
                   CACACAG    UCC    UCGUCGUGU  AGUA UG  CGU       C
UUCUACGACUACUUCUUCU       ACUA^  ----         AU    -  GU   UACGUCU 
 120       110       100            90        80         70