10 20 30 40 50 AUACUGAGUCAGUGUGU--| UG U C UUGUGGA GGCUGCAACC GU CAAGUAAUC AGGAUAGGCU \ UCGACGUUGG CA GUUCAUUGG UCUUGUCCGG C UAGAAGAAUCAACAAAUCA^ GU C U UUGGGAU . 110 100 90 80 70