Table 1 1H and 13C NMR chemical shifts (ppm) of FVPB2 at 27 °C.

From: Structural elucidation of a polysaccharide from Flammulina velutipes and its immunomodulation activities on mouse B lymphocytes

Residue

Proton or carbon

H-1/C-1

H-2/C-2

H-3/C-3

H-4/C-4

H-5/C-5

H-6/C-6

A α-D-Manp(1 →

5.17

4.12

3.91

4.06

3.82

3.56a, 3.70b

104.02

72.73

71.48

69.48

76.19

65.21

B - → 3,4)- α-D-Galp(1 →

5.16

3.98

4.04

4.22

3.91

3.80a, 3.96b

105.69

73.07

80.09

77.65

71.52

63.76

C → 6)-α-D-Glcp(1 →

5.11

3.84

3.74

3.94

4.07

3.95a, 3.79b

100.50

76.07

73.07

72.11

72.51

69.50

D α-L-Fucp(1 →

5.09

3.89

4.12

3.91

4.23

1.28

104.10

71.52

72.73

71.52

69.91

18.36

E → 2)-α-D-Galp-(1 →

5.06

3.90

4.07

3.93

4.27

3.68a, 3.94b

100.59

80.26

72.23

72.15

71.52

65.24

F → 3,6)-β-D-Glcp-(1 →

4.58

3.38

3.56

3.69

3.91

4.26a, 3.92b

105.58

75.76

78.30

71.35

71.52

71.52

  1. aChemical shift for H-6a.
  2. bChemical shift for H-6b.