10        20          30        40         50        60
UCAACUCAGAACUCAUAGUUGCC--     AUC             -|    AUUCUGUUUU 
                         CAUCA   GCUCAGUAGUCAG UGUAG          U
                         GUAGU   UGGGUCAUCGGUC ACAUC          A
UUUGGUACACCUUCGAUGUUCUACA     CUC             U^    GACGACUAAC 
 120       110       100        90        80        70