10 20 30 40 50
CGACACCGACUGAGAGA--| G C A UAAACAGC
CAGUGCA UCA CCAUAAAGUAG AAGCACUAC A
GUCAUGU AGU GGUAUUUCAUC UUUGUGAUG C
AAGAGAAGAGGCAUCGGGU^ G A C UGGGACGU
. 110 100 90 80 70 60