10          20        30        40        50        60  
GUGUACAAUAUUGAAAUC--|     A   GCA           GCU         GGUCUUU 
                    CUCUAG GGG   GGACUUAGCUG   CUGUGAACA       U
                    GGGGUC CCC   CUUGAAUCGGU   GACACUUGU       G
AUAUAUAUAUCUUCAUACAA^     A   AAC           ---         AACUUGU 
 120       110       100        90        80           70