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Heparin building blocks identified by the HSQC method.
| Glucosamine residues | Uronic acid residues |
|---|---|
| GlcNH2,6x | GlcA-GlcNAc,6x |
| GlcNS,3S,6x | GlcA-GlcNS,6x |
| GlcNAc,6x-GlcA | GlcA-GlcNS,3S,6x |
| GlcNAc,6x-IdoA | GlcA,2S |
| GlcNS,6x-GlcA | IdoA-GlcNy |
| GlcNS,6x-IdoA | IdoA-GlcNy,6S |
| GlcNS,6x-IdoA,2S | IdoA,2S-GlcNH2,6x |
| GlcNS,6x-GalA | IdoA,2S-GlcNy,3x,6x |
| GlcNS,6x-Epox | GalA |
| GlcNAc,6x, αRed | Epox |
| GlcNS,6x, αRed | GlcA-Linkage Region |
| GlcNx,6S |
