10        20          30        40        50        60
UUCUACUGGAUCAUAUCGGA--|  UU     UC  UG   C   A        GGUUUUU 
                      CUU  CCUAG  CC  AGA CCU ACUUGUGA       U
                      GAG  GGAUC  GG  UCU GGA UGAACACU       A
GUCAGGUUUCGACGACCAAGGG^  GC     CA  GU   C   C        AACAACG 
120       110       100        90        80        70