10          20        30        40        50          
UAAUCACAGGGACUGAU--|   CU A              CU      AGACCUGGUUCU 
                   CACU  G CCUUAGAAAUCAAG  UGGGUU            \
                   GUGA  U GGAGUCUUUGGUUC  ACCCAG            U
ACACGUAAGUGUCGAUAUC^   AG C              AU      CGGAGUCACAUA 
 .       110       100        90        80        70