10         20         30        40        50        60     
UGAAGCUGGUGUCCCAG-     -|  A   CU   GU                GUGAGGUUGUAC 
                  CUGUC CUU GGG  GAG  AGUAGAUUGUAUAGUU            A
                  GACAG GAA UCC  UUC  UCAUCUAACGUAUCAA            C
AGGGCAGGGGUCAAGAAA     A^  G   U-   UG                UAGAGUCUCCUC 
 .       120       110       100         90        80        70