Figure 3: Autoradiogram of a denaturing polyacrylamide gel showing multiple-nucleotide insertions on 18-mer–28-mer primer–template duplexes (Fig. 1b) containing the analogs Z or F at the sixth ...
Replication-dependent histone mRNAs, which encode the most abundant histone proteins, are the only known cellular mRNAs that are not polyadenylated. Instead they end in a conserved stem–loop that ...
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