Table S2. Percent identity of folate biosynthetic genes from six folate-producing lactic acid bacteria (LAB) with nucleotide sequences from various LAB species in the NCBI databases (29).

Gene	Isolate	NCBI blastn
		Identity/ %	Description
folE	4C261	100	L. plantarum strain SKO-001 chromosome, complete genome; ID: CP040374.1
	R23	100	L. plantarum strain TCI507 chromosome, complete genome; ID: CP054259.1
	JK13	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	BG7	100	L. plantarum strain TCI507 chromosome, complete genome; ID: CP054259.1
	NG64	100	L. plantarum strain TCI507 chromosome, complete genome; ID: CP054259.1
	S2SR08	100	L. plantarum strain TCI507 chromosome, complete genome; ID: CP054259.1
folQ	4C261	100	L. plantarum strain SRCM102737 chromosome, complete genome; ID: CP028261.1
	R23	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	JK13	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	BG7	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	NG64	100	L. plantarum strain SRCM103418 chromosome, complete genome; ID: CP035168.1
	S2SR08	100	L. plantarum strain SRCM103418 chromosome, complete genome; ID: CP035168.1
folB	4C261	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	R23	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	JK13	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	BG7	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	NG64	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	S2SR08	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
folK	4C261	100	L. fermentum strain LfQi6 chromosome; ID: CP025592.1
	R23	100	L. fermentum strain LfQi6 chromosome; ID: CP025592.1
	JK13	100	L. fermentum strain LfQi6 chromosome; ID: CP025592.1
	BG7	100	L. fermentum strain LfQi6 chromosome; ID: CP025592.1
	NG64	100	L. fermentum strain LfQi6 chromosome; ID: CP025592.1
	S2SR08	100	L. fermentum strain LfQi6 chromosome; ID: CP025592.1
folP	4C261	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	R23	100	L. fermentum strain HFD1 chromosome, complete genome; ID: CP050919.1
	JK13	100	L. fermentum strain HFD1 chromosome, complete genome; ID: CP050919.1
	BG7	100	L. fermentum strain HFD1 chromosome, complete genome; ID: CP050919.1
	NG64	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	S2SR08	100	L. fermentum strain HFD1 chromosome, complete genome; ID: CP050919.1
folC1	4C261	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	R23	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	JK13	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	BG7	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	NG64	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	S2SR08	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
folA	4C261	100	L. plantarum strain TCI507 chromosome, complete genome; ID: CP054259.1
	R23	100	L. plantarum strain TCI507 chromosome, complete genome; ID: CP054259.1
	JK13	100	L. plantarum strain TCI507 chromosome, complete genome; ID: CP054259.1
	BG7	100	L. plantarum strain TCI507 chromosome, complete genome; ID: CP054259.1
	NG64	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	S2SR08	100	L. plantarum strain NCIMB8826 (WCFS1) chromosome, complete genome; ID: CP037961.1
folC2	4C261	100	L. plantarum strain LLY-606 chromosome, complete genome; ID: CP023306.1
	R23	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	JK13	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	BG7	100	L. plantarum strain Heal19 chromosome, complete genome; ID: CP055123.1
	NG64	100	L. plantarum strain SRCM100442 chromosome, complete genome; ID: CP028221.1
	S2SR08	100	L. plantarum strain SRCM100442 chromosome, complete genome; ID: CP028221.1