Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/0014-5793(94)01360-D
REBASE ref# 3768	free resource	REBASE - The Restriction Enzyme Database	http://rebase.neb.com/rebase/refs/3768.html
	free resource	Wiley	https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0014-5793&date=1995&volume=357&issue=2&spage=192