Name	Info	Provider	Link
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=11359612.ui
Linked Gene Data	subscription/membership/fee required	The Arabidopsis Information Resource	http://www.arabidopsis.org/servlets/TairObject?type=publication&id=501680199
	free resource	Wiley	https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0960-7412&date=2001&volume=26&issue=1&spage=77