10        20           30        40        50        60   
UUCAGCAUUUUUGACUGCA    ---|     UU   G   U             UAGAAUUACA 
                   UGCA   UCCAGG  GAG UAG AGGUUGUAUAGUU          \
                   ACGU   GGGUUC  UUC AUC UCCAACAUGUCAA          C
CGAGUAGUGCGGCGAAAC-    UCU^     CU   G   C             UAGAGGGAAC 
     120       110        100        90        80        70