Harnessing the cyclization strategy for new drug discovery

Autor: Kai Tang, Shu Wang, Wenshuo Gao, Yihui Song, Bin Yu
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Acta Pharmaceutica Sinica B, Vol 12, Iss 12, Pp 4309-4326 (2022)
Druh dokumentu: article
ISSN: 2211-3835
DOI: 10.1016/j.apsb.2022.09.022
Popis: The design of new ligands with high affinity and specificity against the targets of interest has been a central focus in drug discovery. As one of the most commonly used methods in drug discovery, the cyclization represents a feasible strategy to identify new lead compounds by increasing structural novelty, scaffold diversity and complexity. Such strategy could also be potentially used for the follow-on drug discovery without patent infringement. In recent years, the cyclization strategy has witnessed great success in the discovery of new lead compounds against different targets for treating various diseases. Herein, we first briefly summarize the use of the cyclization strategy in the discovery of new small-molecule lead compounds, including the proteolysis targeting chimeras (PROTAC) molecules. Particularly, we focus on four main strategies including fused ring cyclization, chain cyclization, spirocyclization and macrocyclization and highlight the use of the cyclization strategy in lead generation. Finally, the challenges including the synthetic intractability, relatively poor pharmacokinetics (PK) profiles and the absence of the structural information for rational structure-based cyclization are also briefly discussed. We hope this review, not exhaustive, could provide a timely overview on the cyclization strategy for the discovery of new lead compounds.
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