>Tca-Iab-4_5p ACGUAUACUGAAUGUAUCCUGA >Tca-Iab-4_3p* GGUAUACCUUCAGUAUACGUAA >Tca-Iab-4-as_5p* UUACGUAUACUGAAGGUAUACCGGA >Tca-Iab-4-as_3p AGGAUACAUUCAGUAUACGUACA