Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0169328X01001401
	free resource	GlyGen glycoinformatics resource	https://glygen.org/publication/PubMed/11597759/
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-250