Integrated In-Silico Drug Modeling for Viral Proteins

The Fragment Molecular OrbitalFragment molecular orbital (FMO) (FMO) method is a powerful computational chemistry technique that can be used for in-silico drug discovery targeting viral proteins. This method can be employed to investigate the interactions between halogenated compounds and the SARS-CoV-2 main proteaseSAR-CoV-2 protease, which plays a crucial role in viral replication. Halogen bonding, a noncovalent interaction between a halogen atom and a Lewis base, can be studied using FMOFragment molecular orbital (FMO) calculations, providing valuable insights into potential antiviral agents. Compared to empirical force fields used in molecular docking software, the FMO method uses quantum mechanics to calculate the electronic structure and properties of molecular systems, which is superior. This approach can provide accurate results and improve the accuracy of virtual screening and binding energy refinement for halogen-containing compounds. FMOFragment molecular orbital (FMO) calculations can help identify new compounds with potential antiviral activity and can be used for the rapid screening of large libraries of compounds to identify potential drug candidates. The FMO method is particularly attractive for researchers in the field of antiviral drug development because it can accurately model large molecular systems and screen for novel potent compounds with exceptional accuracy. Halogenated compounds have been approved as protease inhibitors for treating viral infections, and FMOFragment molecular orbital (FMO) calculations can help identify new compounds with potential antiviral activity. Overall, the FMOFragment molecular orbital (FMO) method is a promising technique for discovering new antiviral agents and should be considered by researchers in this field.