Table 1. 13C NMR and 1H NMR chemical shifts (δ in ppm) for cranf1b-F2.
Residue (Mol %) |
Subunits | Linkages | C1/H1 | C2/H2 | C3/H3 | C4/H4 | C5/H5 | C6/H6 |
---|---|---|---|---|---|---|---|---|
Araf (56%) | Arabinan | t-α-Araf | 107.69 | 81.56 | 77.17 | 84.58 | 61.75 | - |
5.14 | 4.13 | 3.95 | 4.03 | 3.84 | - | |||
Arabinan | 3,5-α-Araf | 108.11 | 79.83 | 82.90 | 82.11 | 67.14 | - | |
5.11 | 4.28 | 4.09 | 4.30 | 3.83/3.93 | - | |||
Arabinan | 5-α-Araf | 108.15 | 81.53 | 77.25 | 83.02 | 66.89 | - | |
5.08 | 4.12 | 4.02 | 4.21 | 3.88/3.79 | - | |||
Arabinan | 3-α-Araf | 107.72 | 80.26 | 84.33 | 83.09 | - | - | |
5.18 | 4.36 | 3.95 | 4.14 | - | - | |||
S | t-α-Araf | 109.87 | 81.66 | 77.05 | 84.44 | 61.81 | - | |
5.15 | 4.19 | 3.93 | 4.06 | 3.71 | - | |||
| ||||||||
Xylp (14%) | S | 2-α-Xylp | 99.20 | 79.47 | 72.47 | 70.03 | 61.87 | - |
5.08 | 3.56 | 3.85 | 3.65 | 3.55 | - | |||
L | 2-α-Xylp | 98.98 | 81.14 | - | - | - | - | |
5.14 | 3.6 | - | - | - | - | |||
X | t-α-Xylp | 99.48 | 72.06 | 73.67 | 70.14 | - | - | |
4.94 | 3.54 | 3.71 | 3.61 | - | - | |||
| ||||||||
Galp (2%) | L | t-β-Galp | 105.10 | - | - | - | - | - |
4.60-3.73 | - | - | - | - | - | |||
| ||||||||
Glcp (27%) | _G | t-β-Glclp | 105.24 | - | - | - | - | - |
4.53 | 3.62 | - | - | - | - | |||
G | 4,6-β-Glcp | 103.35 | 73.5 | 74.77 | 79.74 | 74.32 | 67.47 | |
4.53 | 3.38 | 3.66 | 3.67 | 3.82 | 3.87/3.80 | |||
G | 4,6-β-Glcp | 103.20 | 73.5 | 74.77 | 79.64 | 74.32 | 67.04 | |
4.52 | 3.37 | 3.66 | 3.69 | 3.82 | 3.93/3.82 | |||
G | 4-β-Glcp | 103.10 | 73.79 | 76.11 | 79.55 | - | - | |
4.51 | 3.3 | 3.49 | 3.54 | - | - | |||
G_ | α-Glcp | 92.40 | 71.85 | - | - | - | - | |
5.21 | 3.57 | 3.82 | 3.64 | 3.94 | 3.86 | |||
G_ | β-Glcp | 96.34 | 74.44 | 75.32 | 81.15 | 75.41 | 60.52 | |
4.65 | 3.28 | 3.63 | 3.62 | 3.59 | 3.80/3.94 |
G = -4)-β-D-Glcp-(1-
S = α-L-Araf-(1-2)-a-D-Xylp-(1-6)-β-D-Glcp-(1-
L = β-D-Galp-(1-2)-a-D-Xylp-(1-6)-β-D-Glcp-(1-
X = a-D-Xylp-(1-6)-β-D-Glcp-(1-
G: -4)-β-D-Glcp-(1-
G_: Reducing end glucose
_G: Non-reducing end glucose