A.mRNAB.tRNAC.rRNAD.scRNAE.snRNA
A.DNAB.mRNAC.tRNAD.rRNAE.小分子RNA
A.CTGATCAGCGACB.CTGAGTACTGCAC.ACGTCAGTACGCD.ACGTCATGAGTCE.CTACGTAGACCA