Name	Info	Provider	Link
	subscription/membership/fee required	Wiley	https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=&date=2009&volume=28&issue=10&spage=1281
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-GSTP1-1
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-651