, two of which belong to the class of Carbohydrate active enzymes: 4 peptides matched to peptides present in the sequence of a GH6 family endoglucanase from Streptomyces halstedii (P33682), accounting for 19% of its protein sequence, and 8 peptides matched to peptides that are in the sequence of a GH12 family cellulase from Streptomyces xylophagus (D2D3J0), accounting for 41% of its protein sequence (Table 3).