... 5499polypeptide chain (amylopullulanases) or at the N-term-inal end (6-a-glucosyltransferase and 4-a-glucanotrans-ferases). Interestingly, a-glucan water dikinase, a starchphosphorylating enzyme ... glycoside hydrolases con-taining the CBM20 module, e.g. amylopullulanase(GH13), 6-a-glucosyltransferase (GH31), and 4-a-glu-canotransferase (GH77), for which a real starch-binding function has ... back-bone geometry. Proteins 51, 504–514.91 Karplus K, Karchin R, Draper J, Casper J, Mandel-Gutfreund Y, Diekhans M & Hughey R (2003) Com-bining local-structure, fold-recognition, and new- foldmethods...