soluble dietary fibre pectin pubmed:7960137 drugbank:DB11158 Poly(1,4-alpha-D-galacturonide) metacyc.compound:Pectin pubmed:39829568 CHEBI:26180 pubmed:40376805 kegg.drug:D02316 A heteropolysaccharide containing a large proportion of <small>D</small>-galactopyranosyluronic acid residues in α-(1→4) linkage, of which the hydroxy groups at positions C2 and C3 may be acetylated and carboxy groups at positions C6 may be esterified to varying degrees by methyl groups or be partially or completely converted into salts. reaxys:8539058 Pectin pubmed:17930085 pectinas Pektin pubmed:7446458 pectines foodb.food:FDB023162 poly[(1->4)-alpha-D-GalpA] hmdb:HMDB0003402 CHEBI:17309 chebi_ontology pubmed:24751282 pubmed:890983 pectins pubmed:24798790 pectina wikipedia.en:Pectin glytoucan:G72929NG kegg.glycan:G10591 pubmed:10093966 CHEBI:7946 pectic substance kegg.compound:C00714 CHEBI:14741 cas:9000-69-5 pectine Pektine polysaccharide