Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/0027-5107(96)00011-5
free resource FlyBase http://flybase.org/cgi-bin/uniq.html?db=fbrf&field=pubmed_id&context=8676923
free resource NCI CPTAC Assay Portal https://assays.cancer.gov/non-CPTAC-3321