10 20 30 40 50 CGACACGGUGACUGACA--| CUGGC A GUCCA GGCUGCC UCAGUUAUCACAGUGCUG UGCU U CCGACGG AGUCAAUAGUGUCAUGAC AUGG U GAGACUACCUUCCGUUCUA^ UAGGA - AAAUC 110 100 90 80 70 60