Name	Info	Provider	Link
	subscription/membership/fee required	Springer	https://doi.org/10.1007/s10482-015-0450-2
NBRP resources	free resource	National BioResource Project	https://rrc.nbrp.jp/references/list?pubmed=25851835
SILVA SSU Database	free resource	SILVA	http://www.arb-silva.de/search/show/ssu/pubid/25851835