CHEBI:143889 - galactosaminogalactan

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ChEBI Name galactosaminogalactan
ChEBI ID CHEBI:143889
Definition An exopolysaccharide composed of α1→4 linked galactose and α1→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.
Stars This entity has been manually annotated by the ChEBI Team.
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Metabolite of Species Details
Aspergillus niger (NCBI:txid5061) Isolated from cell wall. of strain NRRL 326 See: PubMed
Aspergillus fumigatus (NCBI:txid746128) Found in cell suspension culture (BTO:0000221). See: PubMed
Roles Classification
Biological Role(s): virulence factor
Any toxin secreted by bacteria, viruses, fungi or protozoa enabling them to achieve colonisation of a niche in the host, inhibit or evade the host's immune response, enter and exit cells, or obtain nutrition from the host.
fungal metabolite
Any eukaryotic metabolite produced during a metabolic reaction in fungi, the kingdom that includes microorganisms such as the yeasts and moulds.
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ChEBI Ontology
Outgoing galactosaminogalactan (CHEBI:143889) has role fungal metabolite (CHEBI:76946)
galactosaminogalactan (CHEBI:143889) has role virulence factor (CHEBI:72316)
galactosaminogalactan (CHEBI:143889) is a exopolysaccharide (CHEBI:72813)
Synonym Source
GAG ChEBI
Manual Xref Database
Galactosaminogalactan Wikipedia
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Last Modified
12 June 2019