polysaccharide amylose 0 180.06339 180.156 pubmed:24505384 pubmed:24491702 1,4-alpha-D-Glucan kegg.glycan:G10495 (C6H10O5)n.H2O chebi_ontology kegg.drug:D02329 Amylose reaxys:8194785 kegg.compound:C00718 [H]O[C@H]1O[C@H](CO)[C@@H](O)[C@H](O)[C@H]1O cas:9005-82-7 hmdb:HMDB0003403 (1->4)-alpha-D-glucopyranan CHEBI:2694 Amylose chain InChI=1S/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3-,4+,5-,6+/m1/s1 (1,4-alpha-D-Glucosyl)n+1 (1,4-alpha-D-Glucosyl)n-1 (1,4-alpha-D-Glucosyl)n CHEBI:28102 pubmed:24162153 pubmed:24299760 A glucan composed of unbranched chains of <small>D</small>-glucopyranose residues in α(1→4) glycosidic linkage. The number of repeated glucose subunits (n) is usually in the range of 300 to 3000, but can be many thousands. One of the two components of starch (the other, 70-80%, being amylopectin). Cf. linear maltodextrin, in which the chain length is typically between 3 and 17 glucose units. (1->4)-alpha-D-glucopyranan WURCS=2.0/1,1,0/[a2122h-1a_1-5]/1/ 4-{(1,4)-alpha-D-Glucosyl}(n-1)-D-glucose CHEBI:22539 wikipedia.en:Amylose WQZGKKKJIJFFOK-DVKNGEFBSA-N