10          20        30        40        50         
CUCAUUUGAAACAGAGUGG--|    G  C  U          U   C    A  UCAUG 
                     GUGUG UU UG GGCAGUGUGG UAG UGGU GU     A
                     CACGC AA GC CCGUUACAUC AUC ACCA CA     U
CUUUUACUCCAGCAAGUAAAA^    A  A  C          U   -    A  AAAUU 
       110       100        90        80         70        60