Hydrogen bonds

O..H(Å)

Coordinates

H42(1-1)..O9(1-1)

2,27

(x,y,z)

H48(1-1)..O8(1-1)

2,00

(x,y,z)

H20(1-1)..O31(4-10)

2,83

(-x,y+1/2,-z+3/2)

H21(1-1)..Ow(3-92)

1,91

(x-1/2,-y+1/2,-z+2)

H22(1-1)..O8(4-10)

2,05

(-x,y+1/2,-z+3/2)

H43(1-1)..O7(2-19)

2,01

(-x+1/2,-y,z-1/2)

H44(1-1)..O30(4-13)

2,29

(-x+1,y+1/2,-z+3/2)

H45(1-1)..O32(3-72)

1,93

(x+1/2,-y-1/2,-z+2)

H47(1-1)..O34(3-72)

2,72

(x-1/2,-y+1/2,-z+2)

H21(1-1)..O33(2-1)

2,07

(-x+1/2,-y,z+1/2)

Table 4: Hydrogen bonds of α-D-lactose.