Table 2.
Glycohydrolases activities (U/mL) of six selected strains grown on pectin and xylan
|
Strain |
A. niger
DR02 |
T. atroviride
DR17 |
T. atroviride
DR19 |
A. stygium
DR40 |
Alternaria
sp. DR47 |
T. wortmannii
DR49 |
||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Carbon source | Pectin | Xylan | Pectin | Xylan | Pectin | Xylan | Pectin | Xylan | Pectin | Xylan | Pectin | Xylan |
|
Time (h) |
144 |
144 |
120 |
120 |
96 |
144 |
120 |
144 |
120 |
120 |
120 |
120 |
|
Birchwood xylan |
0.72 |
21.34 |
0.00 |
2.22 |
0.59 |
2.99 |
1.39 |
4.68 |
1.12 |
1.32 |
0.74 |
4.85 |
|
Beechwood xylan |
1.56 |
15.04 |
0.60 |
2.72 |
0.49 |
2.88 |
1.57 |
6.87 |
0.00 |
2.59 |
1.44 |
6.00 |
|
Rye arabinoxylan |
1.41 |
11.15 |
0.00 |
2.73 |
0.61 |
2.76 |
1.75 |
5.98 |
0.46 |
1.57 |
1.12 |
4.07 |
|
Wheat arabinoxylan |
0.86 |
3.88 |
0.80 |
0.87 |
0.77 |
0.87 |
0.41 |
0.59 |
0.15 |
0.34 |
0.55 |
0.37 |
|
Arabinan |
0.52 |
1.46 |
0.77 |
0.48 |
0.43 |
0.49 |
0.55 |
0.85 |
0.89 |
1.11 |
1.04 |
0.95 |
|
CMC |
1.32 |
1.24 |
0.57 |
0.56 |
1.25 |
0.49 |
0.36 |
0.56 |
0.92 |
1.28 |
1.42 |
4.57 |
|
β-glucan |
2.51 |
14.03 |
0.89 |
1.03 |
0.69 |
0.89 |
0.71 |
5.67 |
0.52 |
1.49 |
4.16 |
1.89 |
|
Xyloglucan |
0.47 |
1.63 |
0.31 |
0.47 |
0.26 |
0.48 |
0.49 |
2.42 |
0.76 |
1.38 |
0.94 |
0.94 |
|
Lichenan |
1.22 |
4.66 |
0.55 |
0.61 |
0.74 |
0.71 |
0.74 |
2.37 |
0.27 |
0.87 |
2.14 |
1.43 |
|
Laminarin |
1.79 |
1.50 |
1.72 |
1.92 |
1.32 |
1.78 |
1.79 |
4.28 |
0.66 |
0.60 |
3.78 |
3.20 |
|
Chitosan |
0.60 |
1.86 |
0.76 |
0.63 |
0.96 |
0.57 |
0.88 |
0.58 |
0.00 |
0.00 |
1.39 |
1.09 |
|
Glucomannan |
1.34 |
1.90 |
0.96 |
0.72 |
0.53 |
0.63 |
0.74 |
1.23 |
0.56 |
0.79 |
1.41 |
1.00 |
|
Galactomannan |
1.11 |
1.45 |
0.49 |
0.49 |
0.68 |
0.45 |
0.50 |
0.99 |
0.61 |
0.23 |
1.20 |
0.95 |
|
1,4 β-mannan |
0.87 |
1.78 |
0.56 |
0.59 |
0.59 |
0.49 |
0.54 |
0.90 |
0.81 |
0.54 |
1.31 |
1.09 |
|
Pectin |
0.58 |
0.55 |
5.09 |
0.71 |
4.24 |
0.49 |
3.92 |
1.55 |
7.72 |
1.31 |
1.81 |
0.72 |
|
pNP β-D-xylopyranoside |
0.16 |
0.00 |
0.00 |
0.05 |
0.00 |
0.02 |
0.03 |
0.14 |
0.01 |
0.02 |
0.13 |
2.85 |
|
pNP β-D-mannopyranoside |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
0.03 |
0.00 |
0.00 |
0.00 |
0.01 |
0.04 |
0.03 |
|
pNP β-D-cellobioside |
0.58 |
0.00 |
0.00 |
0.02 |
0.00 |
0.03 |
0.06 |
0.50 |
0.05 |
0.27 |
1.15 |
1.50 |
|
pNP α-L-arabinofuranoside |
0.33 |
0.21 |
0.00 |
0.01 |
0.00 |
0.01 |
0.02 |
0.67 |
0.63 |
0.24 |
0.57 |
0.91 |
| pNP β-D-glucopyranoside | 3.09 | 0.22 | 0.05 | 0.24 | 0.22 | 0.30 | 0.67 | 1.48 | 0.52 | 1.37 | 1.86 | 3.13 |