Table 3.
Representative table of UV thermal denaturation data of ligand / HIV TAR RNA complexes at rdr = 1 and 2 (rdr = ratio of neomycin dimer to HIV TAR RNA conc.). Buffer conditions: 100 mM KCl, 10 mM SC, 0.5 mM EDTA, pH 6.8. [HIV TAR RNA] = 1 μM/strand. [Neomycin dimer] = 1 and 2 μM. [Neomycin] = 1 and 2 μM.
Neomycin dimer | Tm | ΔTm (at rdr = 1) | ΔΔTm (rdr = 2-rdr=1) |
---|---|---|---|
HIV 1 TAR RNA | 68.9 | NA | NA |
DPA51 | 79.1 | 10.2 | 2.8 |
DPA52 | 78.2 | 9.3 | 2.5 |
DPA65 | 78.2 | 9.3 | 2.1 |
DPA53 | 78.5 | 9.6 | 2.9 |
DPA54 | 77.1 | 8.2 | 2.2 |
DPA55 | 76.4 | 7.6 | 2.8 |
DPA56 | 74.9 | 6.1 | 3.2 |
DPA58 | 74.3 | 5.4 | 2.9 |
DPA60 | 72.1 | 3.3 | 3.0 |
Neomycin | 69.1 | 0.2 | 0.4 |