10        20          30        40        50        60
UCAGCAGAGCCCUCCUCA   --|  C     C       U        C      UCAGG 
                  CCC  CCC GCCUG CCAGUGU CAGACUAC UGUUCA     C
                  GGG  GGG CGGAU GGUUACA GUCUGAUG ACAAGU     U
CCGGCCUCGACACAAACA   UC^  U     U       C        -      CGACA 
 .       110       100        90        80         70