10        20          30        40        50        60     
AACUUCGUCGAAUGGAUGUGAC--|     CU    A     AG         GUCUUGUCACUGA 
                        GUGUCG  AGCG GGUAU  AGUUCCUAC             \
                        CGCAGC  UCGU CCAUA  UCAAGGAUG             U
UGUUUUUUGCAUCUGAAACCUAAC^     UC    G     CU         GCUAGCUGAACUU 
 .       120       110       100        90        80        70