酮糖

Ketohexose A ketose SUGAR with six carbon atoms, e.g. fructose.

一种六碳的酮糖。例如果糖。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大的糖能环化，醛或酮与糖的另一碳原子上的羟。

Transketolase is the key enzyme of pentose-phophate pathway, catalyses transfer of a two-carbon fragment from a ketolase (donor substance) to an aldose (acceptor substance).

摘要酮醇酸戊糖途径的关键，催化二碳单元在酮糖（供体）和醛糖（受体）间的移。