| abstract |
The problem of the present invention is to provide transglycosylation activity to account for leading α glucosidase and application thereof etc..The modification type α glucosidase being made up of by the aminoacid sequence of other aminoacid replacement one or more the aminoacid in following in the aminoacid sequence of α glucosidase: the aminoacid suitable with the aminoacid of the 385th of the aminoacid sequence shown in serial number 1 the, the 491st, the 535th, the 450th, the 534th, the 537th, the 538th, the 554th, the 556th, the 630th, the 683rd or the 689th, or, the aminoacid suitable with the 579th of the aminoacid sequence shown in serial number 2 the or the 585th amino acids. |