Table II. Transcription level of genes involved in oligo/polysaccharides utilization in B. longum BBMN68.

Gene	Reads number		Fold change	Productiona or Domainb	Substratec
	CKd	OGe
BN_1420	14909	5479	−3.18	α-galactosidase	galacto-oligosaccharides
BN_1446	11201	3395	−3.85	Endo-1,4-β-xylanase	xylan
BN_1018	86	23	−4.36	Glycosyl hydrolase family 53	arabinogalactan
BN_1795	736	188	−4.57	β-glucosidase	β-glucan
BN_101	734	184	−4.66	α-glucosidase	α-glucan
BN_221	548	135	−4.73	β-glucosidase	β-glucan
BN_1363	158	34	−5.42	Pectinesterase	pectin
BN_1202	113338	19349	−6.84	Endo-α-N-acetylgalactosaminidase	O-glycan
BN_1162	771	131	−6.89	xylanase	xylan, araban

^a Productions were assigned through blast the amino acid sequence to the UnitProtKB database.

^b Domains were identified from the KEGG SSDB database.

^c Substrates were deduced from the KEGG ENZYME database.

^d BBMN68 was grown in the absence of ox-bile.

^e BBMN68 was grown in the presence of 0.75 g l⁻¹ ox-bile.