Gene Symbol: ISA3
Description: isoamylase 3
Alias: ATISA3, F23J3.50, F23J3_50, isoamylase 3, isoamylase 3
Species: thale cress

Top Publications

  1. Delatte T, Umhang M, Trevisan M, Eicke S, Thorneycroft D, Smith S, et al. Evidence for distinct mechanisms of starch granule breakdown in plants. J Biol Chem. 2006;281:12050-9 pubmed
    ..Here, we present evidence that the debranching enzyme isoamylase 3 (ISA3) acts at the surface of the starch granule...
  2. Streb S, Egli B, Eicke S, Zeeman S. The debate on the pathway of starch synthesis: a closer look at low-starch mutants lacking plastidial phosphoglucomutase supports the chloroplast-localized pathway. Plant Physiol. 2009;151:1769-72 pubmed publisher
  3. Wattebled F, Planchot V, Dong Y, Szydlowski N, Pontoire B, Devin A, et al. Further evidence for the mandatory nature of polysaccharide debranching for the aggregation of semicrystalline starch and for overlapping functions of debranching enzymes in Arabidopsis leaves. Plant Physiol. 2008;148:1309-23 pubmed publisher
    ..enzymes are found in the genome of Arabidopsis (Arabidopsis thaliana): three isoamylases (ISA1, ISA2, and ISA3) and a pullulanase (PU1). Each isoform has a specific function in the starch pathway: synthesis and/or degradation...
  4. Streb S, Delatte T, Umhang M, Eicke S, Schorderet M, Reinhardt D, et al. Starch granule biosynthesis in Arabidopsis is abolished by removal of all debranching enzymes but restored by the subsequent removal of an endoamylase. Plant Cell. 2008;20:3448-66 pubmed publisher
    ..Quadruple mutants lacking all four DBE proteins (Isoamylase1 [ISA1], ISA2, and ISA3, and Limit-Dextrinase) are devoid of starch granules and instead accumulate highly branched glucans, distinct from ..