10        20          30        40        50        60    
UGAAUAUUCGAUUAGCCUGAAACU--|  U      C      AUGC         AAAAUCAAA 
                          AAC UUUCCG UUCUCA    UCCAUUUGC         U
                          UUG AAAGGC AAGAGU    GGGUAAACG         U
UGGUAAAAGUUUCAAAGGCAGUUAGU^  C      C      A---         UUCUUUUAG 
     120       110       100        90           80        70