strain_id	description	flag	length
NC_015052.1	Bifidobacterium longum subsp. infantis 157F, complete genome	genbank	2400312
NC_015053.1	Bifidobacterium longum subsp. infantis 157F plasmid p157F-NC1, complete sequence	genbank	4895
NC_015066.1	Bifidobacterium longum subsp. infantis 157F plasmid p157F-NC2, complete sequence	genbank	3624
