Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0014579300019566
Linked Gene Data	subscription/membership/fee required	The Arabidopsis Information Resource	http://www.arabidopsis.org/servlets/TairObject?type=publication&id=36
	free resource	Wiley	https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=&date=2000&volume=481&issue=1&spage=89