10        20          30        40        50        60    
UGAAUAUUCGAUUAGCCUGAAACU--|  U      C      AUGC          AAAUCAAA 
                          AAC UUUCCG UUCUCA    UCCAUUUGCA        U
                          UUG AAAGGC AAGAGU    GGGUAAACGU        U
UGGUAAAAGUUUCAAAGGCAGUUAGU^  C      C      A---          UCUUUUAG 
     120       110       100        90           80        70