10            20        30         40        50        
ACAAUAUGUAAAUAUUU----|   CUU   A   -    C  CU        C  UCGUAC 
                     GGCU   GUA AUC ACCU UG  UUCGAGUU AU      U
                     CCGA   CAU UAG UGGG AC  AAGCUCAA UA      A
UACUUUUUUACAGCAAUUAGA^   ---   A   G    C  UC        A  UAAACU 
      110       100           90        80        70        60