Novel 1-[2-(diarylmethoxy)ethyl]-2-methyl-5-nitroimidazoles as HIV-1 non-nucleoside reverse transcriptase inhibitors. A structure-activity relationship investigation. (Articolo in rivista)

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  • Novel 1-[2-(diarylmethoxy)ethyl]-2-methyl-5-nitroimidazoles as HIV-1 non-nucleoside reverse transcriptase inhibitors. A structure-activity relationship investigation. (Articolo in rivista) (literal)
Anno
  • 2005-01-01T00:00:00+01:00 (literal)
Alternative label
  • De Martino G., La Regina G., Di Pasquali A., Ragno R., Bergamini A., Ciaprini C., Sinistro A., Maga G., Crespan E., Artico M., Silvestri R. (2005)
    Novel 1-[2-(diarylmethoxy)ethyl]-2-methyl-5-nitroimidazoles as HIV-1 non-nucleoside reverse transcriptase inhibitors. A structure-activity relationship investigation.
    in Journal of medicinal chemistry
    (literal)
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  • De Martino G., La Regina G., Di Pasquali A., Ragno R., Bergamini A., Ciaprini C., Sinistro A., Maga G., Crespan E., Artico M., Silvestri R. (literal)
Pagina inizio
  • 4378 (literal)
Pagina fine
  • 4388 (literal)
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  • 48 (literal)
Rivista
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  • Impact Factor = 5.076 (literal)
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  • pubblicazione scientifica (literal)
Note
  • ISI Web of Science (WOS) (literal)
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  • DeMartino, La Regina, Di PAsquali, Ragno, Artico, Silvestri: Università di Roma La Sapienza, Italy; Bergamini, Ciaprini, Sinistro, Università di Roma Tor Vergata, Italy; Crespan, Maga: IGM-CNR, Pavia. (literal)
Titolo
  • Novel 1-[2-(diarylmethoxy)ethyl]-2-methyl-5-nitroimidazoles as HIV-1 non-nucleoside reverse transcriptase inhibitors. A structure-activity relationship investigation. (literal)
Abstract
  • 1-[2-(Diarylmethoxy)ethyl]-2-methyl-5-nitroimidazoles (DAMNIs) is a novel family of HIV-1 non-nucleoside reverse transcriptase inhibitors (NNRTIs) active at submicromolar concentration. Replacement of one phenyl ring of 1-[2-(diphenylmethoxy)ethyl]-2-methyl-5-nitroimidazole (4) with heterocyclic rings, such as 2-thienyl or 3-pyridinyl, led to novel DAMNIs with increased activity. In HIV-1 WT cell-based assay the racemic 1-{2-[alpha-(thiophen-2-yl)phenylmethoxy]ethyl}-2-methyl-5-nitroimidazole (7) (EC(50) = 0.03 microM) proved 5 times more active than compound 4. Docking experiments showed that the introduction of a chiral center would not affect the binding of both (R)-7 and (S)-7. The internal scoring function of the Autodock program calculated the same inhibition constant (K(i) = 7.9 nM) for the two enantiomers. Compounds 7 (ID(50) = 8.25 microM) were found more active than efavirenz (ID(50) = 25 microM) against the viral RT carrying the K103N mutation, suggesting for these compounds a potential use in efavirenz based anti-AIDS regimens. (literal)
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