Lignin-degrading enzymes from a pathogenic canker-rot fungus Inonotus obliquus strain IO-B2

AMB Express

Table 3 Candidate genes involved in degradation of wood chemical components by I. obliquus

Class	Putative enzyme	Number of genes
Cellulase	Endoglucanase	9
	Exoglucanase	9
	β-Glucanase	15
	Cellobiose dehydrogenase	3
	Total	36
Hemicellulase	β-Xylosidase	6
	Endo-1,4-β-xylanase	7
	4-O-Methyl-glucuronoyl methylesterase	1
	Acetylxylan esterase	2
	α-Xylosidase	2
	α-Fucosidase	2
	β-Mannosidase	6
	Endo-β-mannanase	1
	α-Galactosidase	3
	α-L-Arabinofuranosidase	3
	Arabinogalactan endo-β-1,4-galactanase	1
	Feruloyl esterase	1
	Total	35
Pectinase	Pectinesterase	1
	Pectate lyase	4
	Polygalacturonase	1
	Endopolygalacturonase	2
	Exoplygalacturonase	4
	α-L-Rhamnosidase	2
	Rhamnogalacturonan acetylesterase	1
	Arabinan endo-1,5-α-L-arabinosidase	1
	Total	16
Lignin-modifying enzyme	Laccase	14
	Manganese peroxidase	21
	Dye-decolorizing peroxidase	2
	Total	37
Lignin-degrading auxiliary enzyme	Glucose oxidase	3
	Alcohol oxidase	2
	Aldehyde oxidase	5
	Total	10
Total		134