Name	Info	Provider	Link
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34198327/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/34198327
Get Article's Plasmids - Addgene	subscription/membership/fee required	Addgene Non-profit plasmid repository	https://addgene.org/browse/pubmed/34198327
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-438
CoV 3C-like (main) protease - data and references	free resource	Guide to Pharmacology	https://www.guidetopharmacology.org/GRAC/ObjectDisplayForward?objectId=3111
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:34198327
	subscription/membership/fee required	Silverchair Information Systems	https://portlandpress.com/biochemj/article-lookup/doi/10.1042/BCJ20210197