BGLs are also involved in other processes than cellulose degradation and their high number in the genomes could hide the real difference in gene numbers related to cellulose degradation between the species. b Only endoglucanases of this family. c Only xyloglucan-active endoglucanases of this family. d Only α-xylosidases of this family. e Only acetyl xylan esterases of this family. f Only β-xylosidases of this family. g Only β-xylosidases and α-arabinofuranosidases of this family. h Only β-mannosidases of this family. i Only endomannanases of this family. j Only β-galactosidases of this family. k Only endoarabinanases of this family. l Only α-galactosidases and α-amylases of this family. m Only α-galactosidases of this family.