A polysaccharide that yields galacturonic acid on hydrolysis; a constituent of some pectins.
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Therefore, the figures of galacturonan could increase to an average of 308 units of galacturonic residue to 1 unit of rhamnose.
NMR Characterization of a 4-O-methyl-D-glucuronic Acid Containing rhamno- galacturonan from Yellow Mustard (Sinapis alba L.
When the galacturonan moiety of pectic polysaccharides in F-5 was degraded enzymatically by endo-polygalacturonase, the digestion products significantly increased the activity of F-5.