galactan


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galactan

[gə′lak·tən]
(biochemistry)
Any of a number of polysaccharides composed of galactose units. Also known as galactosan.
References in periodicals archive ?
Previous research has described the preparation process and identified AG as a Type II arabinogalactan with [beta]-(1 [right arrow] 3, 1 [right arrow] 6) galactan backbone (Yang et al.
Arabinogalactans are polymers with a galactan backbone and arabinan side chains (Choct, 1997).
1 Biofuel Production to be Stimulated by Enhancing Galactan Sugars 2.
Contrary to OAAO, acid extraction condition reduce the length of rhamnogalacturonan I side chains by depolymerising arabinan and galactan polymers.
Recognition of galactan components of pectin by galectin-3.
Isolation of a unique sulfated galactan from the red alga Botryocladia occidentalis and comparison of its anticoagulant action with that of sulfated galactans from invertebrates.
Fennema [10] described acacia species as a complex variable compound mixture of arabino galactan oligosaccharide, polysaccharide and glycoprotein less consistent than the other hydrocolloids.
2] wagging vibration in cellulose 1260 C-O stretching vibration in lignin and hemicellulose 895 Anomeric carbon group frequency in cellulose and hemicellulose 870 CH out-of-plane bending vibration in lignin 810 Vibration of mannan in hemicellulose and CH out-of- plane in lignin 775 Vibration of galactan in hemicellulose
Notable substrates and their respective feed enzymes Notable substrates Enzyme Notable Ingredients Protein Protease, peptidase Beans and oilseeds Starch Amylase Grains Lipids Lipase, phospholipase Oilseeds Phytate Phytase Refer to Table 3 Hemicellulose Hemicellulase Pentosans Pentosanase (Xylanase) Rye, wheat (xylose, arabinose) [beta]-Glucan [beta]-Glucanase Barley, oat Mannan Mannanase Soybean, palm, copra Pectin Pectinase Beans Galactan [alpha]-Galactosidase Beans Cellulose(plant Cellulase, cellobiase Forages, brans cell wall) * Combined from Brufau et al.