Table 9.1 Types and components of algal glycans
Glycan
Type
Major components
Major linkage types
Brown algae
polysaccharides
Cellulose group
polysaccharides
Glucose
b-1,4-linkage
Laminaran
Glucose
b-1,3-linkage
Fucoidan
Fucose, galactose,
sulfate groups
a-1,2-linkage,
a-1,3-linkage
Alginic acid
Mannuronic acid,
gulonic acid
a-1,4-linkage,
b-1,4-linkage
Sugar alcohol
Mannitol
Green algae
polysaccharides
Cellulose group
polysaccharides
Glucose
b-1,4-linkage
Green algae starch
Glucose
a-1,4-linkage
Red algae
polysaccharides
Cellulose group
polysaccharides
Glucose
b-1,4-linkage
Agar
Galactose, glucuronic
acid
Anhydrogalactose,
sulfate groups
a-1,3-linkage,
b-1,4-linkage
Carrageenan
Galactose,
anhydrogalactose
Sulfate groups
a-1,3-linkage,
b-1,4-linkage
Fig. 9.1 Phase equilibrium gradients for substances
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9 Marine Bioenergy Production