10          20        30         40        50        60 
CUCUCCUCCUCUCGCGUA--  U      CUUU        -| A        C  GUAAAAU 
                    CC GCCACG    AGCAGCAC GU AAUAUUGG GU       C
                    GG CGGUGU    UCGUCGUG CG UUAUAACC CA       A
CCUCUUACUUCCACAACCAA  U      CACU        A^ A        C  ACUAAAG 
   120       110       100        90        80        70