10           20        30         40        50        
CAGUCGUCAAAACAGAG---|     U      CA-      CU      C     UUAAA 
                    UGCGCA CAGAGC   CCGUUG  UCAUGC CAGCG     U
                    ACGCGU GUCUCG   GGCGAC  GGUGCG GUUGC     U
ACAACAGAAACAACUUGAAA^     -      CCC      AG      U     UGAAC 
       110       100         90        80        70        60