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Table 3 Glycosidic linkage composition of Fs-DACS fractions after separation by C18 SPE and isolation in 67% (v/v) ethanol

From: Characterisation of non-degraded oligosaccharides in enzymatically hydrolysed and fermented, dilute ammonia-pretreated corn stover for ethanol production

Linkage mol%
F0s F0i F30s F30i SEC pools from F0s SEC pools from F30s
A1–A2 A3–A7 A8–A13 A14–A15 B1–B6 B7–B14 B15–B17
2,4-rha 0 1 0 0 1 0 0 0 0 0 0
Total rha 0 1 0 0 1 0 0 0 0 0 0
t-ara 2 13 11 14 8 2 1 1 18 7 2
2-ara 1 6 4 8 1 0 2 0 6 4 1
3-ara 1 5 2 5 1 1 1 0 4 2 0
5-ara 0 7 3 4 6 0 0 1 5 1 0
2,5-ara 1 2 2 3 3 2 0 0 3 2 0
3,5-ara 0 1 0 0 0 0 0 0 0 0 0
2,3,5-ara 0 1 0 0 0 0 0 0 0 0 0
Total ara 4 34 23 33 19 6 4 3 36 16 4
t-xyl 24 10 21 11 6 10 19 46 12 19 33
2-xyl 10 6 6 5 4 19 7 8 5 8 4
3-xyl 1 1 1 1 0 0 2 2 1 2 2
4-xyl 21 7 16 11 13 43 21 4 14 18 10
2,3-xyl 0 1 1 1 1 1 0 0 2 1 1
3,4-xyl 1 11 6 16 3 3 0 0 11 5 0
2,3,4-xyl 0 7 3 8 1 1 0 0 6 2 0
Total xyl 58 41 55 53 29 77 50 59 50 54 50
t-man 3 1 0 0 1 2 4 3 0 0 0
4-man 1 0 0 0 0 0 1 1 0 0 0
Total man 4 1 0 0 1 2 5 4 0 0 0
t-gal 2 9 3 7 3 1 2 1 4 3 1
3-gal 0 2 0 1 0 0 0 0 1 1 0
4-gal 0 2 0 1 1 0 0 0 1 0 0
6-gal 0 1 0 1 1 0 0 0 0 0 0
Total gal 2 14 4 9 5 1 3 1 6 4 2
t-glc 9 2 3 1 5 3 9 12 1 6 2
2-glc 6 1 1 0 0 1 6 9 0 1 0
3-glc 1 0 0 0 0 0 1 1 0 0 0
4-glc 8 1 4 0 1 1 9 6 1 6 10
6-glc 6 2 5 1 34 7 12 5 4 8 20
3,6-glc 0 0 0 0 1 0 0 0 0 0 0
4,6-glc 0 0 3 0 0 0 1 0 0 3 11
Total glc 31 6 16 3 42 12 37 33 7 25 43
Total 99 96 99 98 97 99 99 99 98 99 100
  1. Only neutral glycosyl residues were analysed. A glycosyl residue at the reducing end resulted in the same partially methylated alditol acetates as an internal glycosyl residue
  2. t terminal, rha rhamnose, ara arabinose, xyl xylose, man mannose, gal galactose, glc glucose