10 20 30 40 50 GAUCUGCUAGAUGUGACA--| U CUGG A UGUCCA GGC GCC UUCAGUUAUCACAGUGCUG UGC U CCG CGG AAGUCAAUAGUGUCAUGAC AUG C AACUCCAUUCUACAGUUCUA^ U UAGG - GAAAUU 110 100 90 80 70 60