Name	Info	Provider	Link
CTLA4	free resource	BioCyc	https://biocyc.org/gene?orgid=HUMAN&id=HS08888
Gene Ontology annotations from this paper	free resource	Gene Ontology	http://amigo.geneontology.org/amigo/reference/PMID:15814706
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-1281
	subscription/membership/fee required	Silverchair Information Systems	https://journals.aai.org/jimmunol/article-lookup/doi/10.4049/jimmunol.174.8.4803