| abstract |
The present inventors refer to the position numbers of the Pseudomonas saccharophila exoamylase sequence shown in SEQ ID NO: 1, 121, 161, 223, 146, 157, 158, 198, 229, 3O3, 306, 309, 316, 353, 26, PS4 variant polypeptides comprising amino acid mutations at one or more positions selected from the group consisting of 70, 145, 188, 272, 339 and derivable from morphopeptides having non-maltogenic exoamylase activity are described. |