10           20        30        40         50        60
GAGGUGAGCAUAUAUUGUC---|   CU                 AG   C-    ACGUACU 
                      CCAA  GCACUAGAAAUGCGUCA  ACG  UCAG       U
                      GGUU  CGUGGUCUUUACGCGGU  UGC  AGUC       U
CGCAGGUUAAUGCCGUUUACGC^   C-                 --   AU    AAGAAAC 
 .       110       100         90        80          70