Name	Info	Provider	Link
	subscription/membership/fee required	American Chemical Society	https://doi.org/10.1021/mp100376q
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/non-CPTAC-3877
SLC15 family of peptide transporters - overview and references	free resource	Guide to Pharmacology	https://www.guidetopharmacology.org/GRAC/FamilyDisplayForward?familyId=187