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GC-MS analysis of O-TMS ethers of methyl glycosides showing the molar ratios of monosaccharides in the oligosaccharides of HRgpA, RgpA, and LPS of P. gingivalis W50 after methanolysis
| Oligosaccharide | Molar ratio
|
||||||||
|---|---|---|---|---|---|---|---|---|---|
| Ara | Rha | Fuc | Man | Gal | Glc | GalN(Ac) | GlcN(Ac) | NANA | |
| HRgpA | 1 | 3.6 | 1.7 | 3 | 2 | 1 | |||
| RgpA | 2.4 | 1.8 | 2.8 | 1 | 11.8 | 4 | 18 | 6.4 | 15 |
| LPSa | 1 | 2.4 | 5 | 1.8 | 1 | ||||
| Core region of LPSb | 1 | 2.5 | 3.7 | ||||||
Two unidentified sugars are also present.
One unidentified sugar (which is also present in LPS).
