Name	Info	Provider	Link
Spn	free resource	BioCyc	https://biocyc.org/gene?orgid=MOUSE&id=MGI:98384
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0006-4971(20)47255-6
Gene Ontology annotations from this paper	free resource	Gene Ontology	http://amigo.geneontology.org/amigo/reference/PMID:17638845
	free resource	GlyGen glycoinformatics resource	https://glygen.org/publication/PubMed/17638845/
	free resource	Mouse Genome Informatics (MGI)	http://www.informatics.jax.org/reference/17638845
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/17638845/
Information About the Mentioned Antibodies	free resource	SciCrunch	https://scicrunch.org/17638845
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/17638845
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CD4-2
PhosphoSitePlus® - comprehensive post-translational modification resource	free resource	PhosphoSitePlus	https://www.phosphosite.org/referenceSearchSubmitAction.action?from=0&queryId=-1&pubMedIds=17638845
	subscription/membership/fee required	Silverchair Information Systems	https://ashpublications.org/blood/article-lookup/doi/10.1182/blood-2007-01-065276