Table 2.
Percent content of variously substituted glucosamine and uronic acid residues in octa and decasaccharide fractions, and in their corresponding HA and NA components. n.d. = not detected.
| Octa | HA-Octa | NA-Octa | Deca | HA-Deca | NA-Deca | |
|---|---|---|---|---|---|---|
| Amines | ||||||
| ANS-(I2S) | 56.6 | 34.5 | 58.6 | 58.1 | 27.0 | 59.8 |
| ANS-I | 2.8 | 4.1 | 2.3 | 4.6 | 13.8 | 4.1 |
| ANS-(G) | 4.4 | 10.3 | 2.8 | 5.3 | 9.0 | 5.1 |
| A* | 10.5 | 21.9 | 8.1 | 6.4 | 20.3 | 5.0 |
| ANAc-(G) | 2.2 | 7.2 | 2.0 | 4.4 | 11.6 | 3.3 |
| ANAc-(I) | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. |
| ANH2 | n.d. | n.d. | 0.8 | n.d. | n.d. | n.d. |
| A-epox | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. |
| A-(GalA) | 0.9 | n.d. | 0.8 | 0.9 | n.d. | n.d. |
| A6S | 98.5 | 99.5 | 98.8 | 97.0 | 99.5 | 97.4 |
| aM.ol | 20.8 | 21.6 | 22.6 | 19.0 | 18.2 | 18.7 |
| Rc | 1.0 | n.d. | 1.0 | 1.3 | n.d. | 1.5 |
| Uronic acids | ||||||
| I2S | 84.7 | 69.7 | 88.2 | 81.6 | 66.0 | 81.8 |
| I-(A6S) | 2.7 | 3.2 | 2.5 | 4.7 | 14.2 | 3.9 |
| I-(A6OH) | n.d. | n.d. | n.d. | 0.7 | n.d. | 0.6 |
| G-(A*) | 8.2 | 22.6 | 6.1 | 5.8 | 17.5 | 5.0 |
| G-(ANS) | 2.9 | 4.4 | 2.4 | 4.8 | 2.3 | 5.1 |
| G-(ANAc) | 0.6 | n.d. | n.d. | 1.5 | n.d. | 2.1 |
| Gnr | 4.6 | traces | 4.2 | 1.5 | traces | 2.9 |
| G2S | n.d. | traces | n.d. | n.d. | n.d. | n.d. |
| epox | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. |
| GalA | 0.9 | n.d. | 0.7 | 0.9 | n.d. | 1.4 |