Expression-based clustering of CAZyme-encoding genes of Aspergillus niger

BMC Genomics

Table 1 Transcriptional activators involved in plant polysaccharide degradation and/or sugar catabolism in A. niger

Regulator^a	Inducer	Function	Reference
AmyR	D-glucose or maltose	Starch degradation	[8]
AraR	L-arabitol	Arabinan degradation, Pentose Catabolic Pathway	[22, 66]
ClrA	cellulose^b	Degradation of cellulose	[13]
GaaR	2-keto-3-deoxy-L-galactonate	Degradation of polygalacturonic acid and more complex pectins, transport of D-galacturonic acid, D-galacturonic acid catabolism	[29, 47]
GalX	D-galactose or derivative	D-galactose catabolism	[15]
InuR	sucrose	Inulin and sucrose degradation	[9, 43]
ManR/ClrB		Galactomannan and cellulose degradation	[11, 12]
RhaR	L-rhamnose derivative	Rhamnogalacturonan I degradation, L-rhamnose catabolism	[10, 27]
XlnR	D-xylose	Xylan, xyloglucan and cellulose degradation, Pentose Catabolic Pathway	[7, 21, 22]

^aThe A. niger deletion strains of the underlined regulators were used in this study
^bBased on data from Neurospora crassa [45]

ISSN: 1471-2164