Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0006-291X(05)01748-1
free resource GlyGen glycoinformatics resource https://glygen.org/publication/PubMed/16129414/
free resource NCI CPTAC Assay Portal https://assays.cancer.gov/CPTAC-383