. 2018 Apr 24;9:776. doi: 10.3389/fmicb.2018.00776

Table 1.

Overall information about the distribution of TF involved in arabinose/AOS utilization in 45 studied genomes of the Bifidobacteriaceae family and composition of their regulons.

TF regulon	Example locus tag^a	TF family	Sugar utilized	No.^b	TF regulon content^c
AraU	BL1693	ROK	Arabinose	18	araU (13), araFGH (16)
AbfR	BL0543	LacI	α-AOS	12	abfR (12), abfB2 (12), araNtPtQt (6), afuB-H1 (3), abfII_2 (1)
AauR	BL0185	LacI	α-AOS	21	aauR (17), abfII_1 (16), abfII_2 (19), aauABC (19), abnA1 (14), abnA2 (10), afuB-H1 (2), abfBad (2), abfC (1), BDP_0243 (2), BBOMB_ 0938 (1), abfB2 (1), araNtPtQt (1)
AauU1	BISA_0485	LacI	α-AOS	3	aauU1 (3), abfII_2 (3), abfT1 (3)
AauU2	BREU_1998	LacI	α-AOS	3	aauU2 (3), abfB (3), abfT2 (3)
XsaR	BAD_1207	TetR	α-AOS	5	xsaR (5), xsA (5), xsaT (5)
BauR1	BL0426	LacI	β-AOS	9	bauR (9), hypBA1 (9), hypBA2 (5), bauABC (9)
BauR2	BREU_0448	LacI	β-AOS	5	bauR2 (4), hypBA1 (4), bauT (3)

^aLocus tags for each TF gene and genome are given in Supplementary Table S2. ^bNumber of genomes possessing a TF. ^cNumber of genomes in which a gene is regulated by a TF is given in parenthesis. Distribution of TF regulated genes and TF binding sites is given in Supplementary Table S2.