| 摘要 |
Discloses an isolated polynucleotide substrate for a catalytic nucleic acid enzyme, said polynucleotide substrate comprising a sequence N1-N2-N3-N4-N5-N6-N7-N8-rR-rY-N9-N10-N11-N12-N13-N14-N15 wherein: rR is a purine ribonucleotide; rY is a pyrimidine ribonucleotide; each of N1-N15 are nucleotides; six or more of N5-N13 are cytosine nucleotides; N9 is a cytosine nucleotide; the pyrimidine ribonucleotide comprises uracil; and less than three of N9-N15 are guanine nucleotides. |
