Inhibition of HIV Replication by Cyclic and Hairpin PNAs Targeting the HIV-1 TAR RNA Loop

Figure 2

General structures of: (a) PNAs (b) cyclic PNAs 1a–c, 2; in bold, mismatched residue; (c) Melting temperatures of cyclic PNAs 1a–c, 2/TAR and R06₁₈ aptamer/TAR complexes, obtained from [23].

(a)

(b)

(c)