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Table 3 Estimation of kcat/Km and product profile of the processive cellulases on cello-oligosaccharides with DP 5–8

From: Valorization of waste forest biomass toward the production of cello-oligosaccharides with potential prebiotic activity by utilizing customized enzyme cocktails

Enzyme name

kcat/Km (min−1 M−1)

Mode of actiona

C5

C6

C7

C8

C5

C6

C7

C8

1. CcCel48A

1.37 × 103

2.89 × 103

4.35 × 103

4.41 × 103

C3 + C2

C4 to C2

C4 to C1

C5 to C1

2. CtCbh5A

8.18 × 103

8.15 × 103

8.3 × 103

9.01 × 103

C3 + C2

C4 to C2

C4 to C2

C6 to C1

3. CtCel9A

6.45 × 102

6.76 × 102

2.55 × 102

9.3 × 101

C3 + C2

C4 to C2

C4 to C2

C5 to C2

4. CtCbh9A

7.46 × 102

7.61 × 102

2.01 × 102

2.36 × 102

C4 to C1

C4 to C2

C4 to C2

C5 to C2

5. CtCel9B

1.71 × 103

1.56 × 103

1.59 × 103

1.88 × 103

C3 + C2

C4 to C2

C5 to C2

C6 to C2

6. PaCbh6A

5.13 × 103

3.46 × 104

8.87 × 104

8.11 × 104

C3 + C2

C4 to C2

C4 to C2

C5 to C2

7. CcCel9W

1.13 × 103

8.74 × 103

2.18 × 104

2.86 × 104

C3 + C2

C4 to C2

C4 to C2

C5 to C2

8. CcCel9M

2.99 × 104

2.52 × 104

3.17 × 104

2.78 × 104

C4 + C1

C4 + C2

C4 to C2

C5 to C2

9. CcCel9R

2.04 × 103

1.23 × 103

8.51 × 102

C3

C4 + C3

C5 to C3

10. CcCel9A

1.37 × 103

1.34 × 103

1.34 × 103

1.79 × 103

C4 to C1

C4 to C2

C5 to C2

C4 to C2

11. CsCbh48A

1.00 × 103

1.56 × 103

2.97 × 103

3.70 × 103

C3 + C2

C4 to C2

C6 to C1

C6 to C1

12. CcCel9J

13. CcCel9Q

3.26 × 103

3.81 × 103

5.04 × 103

6.51 × 103

C3 + C2

C4 to C2

C4 to C2

C6 to C2

14. RfCel9A

1.12 × 102

1.94 × 103

5.77 × 103

5.93 × 103

C4 to C2

C5 to C2

C6 to C2

  1. aC2 + C3” represents the products C2 and C3, while “C4 to C1” represents a range of products with degree of polymerization varying between 4 and 1, i.e., from cellotetraose to glucose (C4 + C3 + C2 + C1)