1·The structure of Triose Phosphate Isomerase is complex.
磷酸丙糖异构酶的结构复杂。
2·The glucose isomerase may be exogenously added or expressed in the strain and exported into the media.
葡萄糖异构酶可以外源方式添加，也可以在菌株中表达并输出到培养基中。
3·The conversion ratios of glucose to fructose catalyzed by the immobilized glucose isomerase is from 45 to 54%. The sweetness of the product is over that of sucrose in the same concentration.
固定化葡萄糖异构酶转化葡萄糖为果糖的转化率可达45 - 54%，其甜度超过同浓度的蔗糖。
4·The said discontinuous xylo-pfan isomerase has improved specificity to the substrate D-wood sugar without changing original heat endurance.
该突变的木糖异构酶 在没有改变原有热稳定性的基础上，提高了对底物D-木糖的特异性。