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Structure-based design of antiviral drug candidates targeting the SARS-CoV-2 main protease
Ist Teil von
Science (American Association for the Advancement of Science), 2020-06, Vol.368 (6497), p.1331-1335
Ort / Verlag
United States: The American Association for the Advancement of Science
Erscheinungsjahr
2020
Quelle
American Association for the Advancement of Science
Beschreibungen/Notizen
SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) is the etiological agent responsible for the global COVID-19 (coronavirus disease 2019) outbreak. The main protease of SARS-CoV-2, M
, is a key enzyme that plays a pivotal role in mediating viral replication and transcription. We designed and synthesized two lead compounds (
and
) targeting M
Both exhibited excellent inhibitory activity and potent anti-SARS-CoV-2 infection activity. The x-ray crystal structures of SARS-CoV-2 M
in complex with
or
, both determined at a resolution of 1.5 angstroms, showed that the aldehyde groups of
and
are covalently bound to cysteine 145 of M
Both compounds showed good pharmacokinetic properties in vivo, and
also exhibited low toxicity, which suggests that these compounds are promising drug candidates.