10            20        30        40        50         
CAGGAAUCCUGCAAUGG----|     UUA              UG A      C  UGACU 
                     CCUCAG   GGGCUGUUCUUCGC  G GUAGCU UG     A
                     GGAGUU   CCUGGUAAGAAGCG  C CGUCGA AC     U
AACGCAAUAAACAGCUGUCGU^     C--              GU -      U  CAGGG 
       110       100          90        80         70        60