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Galactosamine |
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galactosamine [gə‚lak′tō·sə‚mēn]
(biochemistry) C6H14O5N A crystalline amino acid derivative of galactose; found in bacterial cell walls. Galactosamine (also chondrosamine, 2-amino-2-deoxygalactose), an amino sugar; first isolated from cartilaginous tissue. A strong base, readily soluble in water, and optically active.
An important derivative of glactosamine is N-acetyl-galactosamine, which is present as a repeating unit in chondroitin; N-acetylgalactosamine sulfate is present in chondroitin sulfates and keratosulfate. Along with glucosamine, galactosamine is a structural element in the polysaccharide of group-specific mucoids in humans and animals and also as part of the specific polysaccharide of pneumococci. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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