10          20        30         40        50        60
GGCUGCACUACUUACCC--     UG     U      -|    U          UGAAUAU 
                   GUGUG  AUGGG UGGCAG UGUAU GUUAGCUGGU       A
                   UAUAC  UAUUC AUCGUC ACGUA CAAUCGACUA       U
UAUGUGACUACAAGUAACA     GU     U      A^    -          CGGUAAG 
120       110       100        90        80         70