| Core
protein |
| A
Proteoglycan |
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| Schematic
representation of a |
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| single
proteoglycan consisting |
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| of a
core protein molecule to |
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| which
a large number of |
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| glycosaminoglycan
chains |
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| (GAGS,
shown in red) are |
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| attached.
A proteoglycan from |
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| cartilage
matrix actually |
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| contains
about 30 keratan |
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| sulfate
and 100 chondroitin |
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| sulfate chains |
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| Chondroitin |
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| sulfate |
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| Keratan |
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| sulfate |
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