10          20        30        40        50        60
GUUAUAAUGUCUGAGCU--|     G     A    A   ACUA       U  UGCCUGC 
                   CUAAAA CAGGU AGCC CUG    ACGCACA UG       U
                   GGUUUU GUCCA UCGG GAC    UGCGUGU AC       G
GUCUUUUACUCUCCGAAAG^     G     A    C   AGUG       C  CUUGACC 
120       110       100        90        80        70