... D289AMY2 and D206TAA, E230TAA, and D297TAA). The invariant Y5 1AMY2 and Y8 2 TAAare at subsite )1asareH 92 AMY2 and H 122 TAA;M 52 AMY2(M53AMY1)andW83TAAare at subsite )2; T94AMY2(C95AMY1 )at subsite- 5 ... T94AMY2, A9 5AMY2, Y1 30AMY2, A1 45AMY2, F180AMY2, K1 82 AMY2, W206AMY2,S208AMY2, Y2 11AMY2, H288AMY2, Q294AMY2, M296AMY2 and Q35TAA, H 122 TAA, R204TAA, K209TAA, H210TAA, ... glucosyl at subsite )2[ 17]andincontrasttoTyr51AMY2 and Tyr 82 TAA, the geometry differed of the Met 52 AMY2 (Met53 AMY1) and Trp83TAA(Fig. 1A) . Also the largerTAA loop 2 in TAA appeared to hinder...