Terminology Service for NFDI4Health
galactosaminogalactan
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http://purl.obolibrary.org/obo/CHEBI_143889
An exopolysaccharide composed of alpha1->4 linked galactose and alpha1->4 linked N-acetylgalactosamine (GalNAc) residues where both monosacharides are randomly distributed. It is secreted by the opportunistic fungal pathogens, Aspergillus fumigatus and Aspergillus niger.