We investigated some pyrrolobenzoxazepinone (PBOs, 3e-i) analogues of early described effective non-nucleoside inhibitors of HIV-1 reverse transcriptase (RT). Enzymological studies of 3e-i enantiomers, with wild type (wt) RT and some drug-resistant mutants, revealed a stereoselective mode of action and selectivity for RT ternary complex. Unexpectedly (+)-3g was found more potent towards the L100I mutant than towards the wt RT, whereas (+)-3h inhibited the K103N mutant and RT wt with comparable potency. (C) 2011 Elsevier Ltd. All rights reserved.
Butini, S., Gemma, S., Brindisi, M., Borrelli, G., Fiorini, I., Samuele, A., et al. (2011). Enantioselective binding of second generation pyrrolobenzoxazepinones to the catalytic ternary complex of HIV-1 RT wild-type and L100I and K103N drug resistant mutants. BIOORGANIC & MEDICINAL CHEMISTRY LETTERS, 21(13), 3935-3938 [10.1016/j.bmcl.2011.05.020].
Enantioselective binding of second generation pyrrolobenzoxazepinones to the catalytic ternary complex of HIV-1 RT wild-type and L100I and K103N drug resistant mutants
Butini, S.;Gemma, S.;Borrelli, G.;Fiorini, I.;Campiani, G.;
2011-01-01
Abstract
We investigated some pyrrolobenzoxazepinone (PBOs, 3e-i) analogues of early described effective non-nucleoside inhibitors of HIV-1 reverse transcriptase (RT). Enzymological studies of 3e-i enantiomers, with wild type (wt) RT and some drug-resistant mutants, revealed a stereoselective mode of action and selectivity for RT ternary complex. Unexpectedly (+)-3g was found more potent towards the L100I mutant than towards the wt RT, whereas (+)-3h inhibited the K103N mutant and RT wt with comparable potency. (C) 2011 Elsevier Ltd. All rights reserved.File | Dimensione | Formato | |
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https://hdl.handle.net/11365/3207
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