... D289AMY2andD206TAA, E230TAA, and D297TAA). The invariant Y51AMY2andY82TAAare at subsite )1asareH92AMY2and H122TAA;M52AMY2(M53AMY1)andW83TAAare at subsite )2; T94AMY2(C95AMY1)atsubsite-5 ... oligo-1,6-glucosidase, and a- glucosi-dase have Asp, sucrose phosphorylase has Thr, anddifferent glucansucrases (GH13 and GH70) have Ala.Interestingly, neopullulanase that produces panose frompullulan and ... exo-acting a- amylase such as the natural maltotetraose-forming exo-amylase [10] orB. stearothermophilus maltogenic a- amylase [23].Met53 was indicated in the modelled AMY2/maltodeca-ose to contribute...