"Theoretical chemistry" . "Infraspecific virus taxa" . "COVID-19" . "DNA replication" . "Enzymes" . "Chiroptera-borne diseases" . "Posttranslational modification" . "Analytical chemistry" . "EC 3.4" . "EC 3.6.4" . "Computational fields of study" . "Computational chemistry" . "Peptidase" . "Zoonoses" . "EC 2.7.7" . "Sarbecovirus" . "Chemical structures" .