10 20 30 40 50 CAGUGGUGUAUCUCUGAG-- G --| U U C UUGCA CUCUGU CUUUC AGCU CU UACAGUGCUGC UUG U GAGACA GAAAG UCGG GA AUGUUACGACG AAC U CUUACUUCACUUCUUGUCCA A UA^ - C - UGUAU . 110 100 90 80 70 60