Enzyme engineering: The N‐terminal domain of the amylopullulanase PulWB42 is identified as carbohydrate‐binding module 68, in which residue 90 or 93 acts as a trigger to convert amylopullulanase into type I pullulanase, and the His5–Arg6–Thr7 segment or Gln87 impacts enzyme thermostability.

中文翻译：

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Anoxybacillus sp。的支链淀粉酶的N末端结构域。WB42调节酶特异性和热稳定性

酶工程：淀粉葡聚糖酶PulWB42的N末端结构域被确定为碳水化合物结合模块68，其中残基90或93触发将淀粉葡聚糖酶转化为I型支链淀粉酶，并且His5-Arg6-Thr7节段或Gln87影响酶热稳定性。