Table 1.
The yield, total carbohydrate content, protein content, Mw, and monosaccharide compositions of five polysaccharide fractions.
| Samples | W | CA | SC | PH1 | PH4 |
|---|---|---|---|---|---|
| Yield (%) | 1.27 | 1.15 | 0.83 | 10.82 | 5.23 |
| Total carbohydrate (%) | 62.52 ± 1.10 | 74.07 ± 0.69 | 78.55 ± 2.58 | 92.02 ± 0.01 | 96.96 ± 0.01 |
| Protein (%) | 6.35 ± 0.09 | 9.15 ± 0.06 | 9.35 ± 0.22 | 4.16 ± 0.22 | 3.52 ± 0.76 |
| Mw (Da) | 1.06 × 105 | i)4.42 × 104 ii)1.04 × 104 iii)4.82 × 103 |
i)1.60 × 104 ii)8.83 × 103 iii)5.25 × 103 |
1.40 × 105 | i)9.94 × 105 ii)2.53 × 104 |
| Mn (Da) | 6.73 × 104 | i)3.00 × 104 ii)7.84 × 103 iii)3.85 × 103 |
i)1.17 × 104 ii)6.75 × 103 iii)4.16 × 103 |
8.72 × 104 | i)5.38 × 105 ii)1.79 × 104 |
| Mw/Mn | 1.58 | i)1.47 ii)1.33 iii)1.25 |
i)1.37 ii)1.31 iii)1.26 |
1.61 | i)1.85 ii)1.41 |
| Monosaccharide composition (mol%) | |||||
| Galactosamine | – | 1.4 | – | – | – |
| Rhamnose | – | 3.0 | – | – | – |
| Arabinose | 32.4 | 24.5 | 25.6 | 11.9 | 10.3 |
| Glucosamine | 1.2 | 2.2 | 0.7 | – | – |
| Galactose | 43.3 | 12.2 | 8.6 | 1.9 | 1.8 |
| Glucose | 7.4 | 4.5 | 3.7 | 3.4 | 5.6 |
| Xylose | 1.6 | 47.3 | 57.8 | 82.9 | 82.3 |
| Galacturonic acid | 4.1 | 5.8 | 3.6 | – | – |