cofactor (輔因子)

cofactor
輔因子
cofactor (輔因子)
輔因子 (cofactor)

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cofactor (輔因子)

An organic molecule or ion (usually a metal ion) that is required by an enzyme for its activity. (一種酵素在執行其活性時所需的有機分子或離子，通常為金屬離子。)  

It may be attached either loosely (coenzyme) or tightly (prosthetic group). (它可能以鬆散的方式結合 (coenzyme 輔酶)，或是 以緊密的方式結合 (prosthetic group 輔基)。) 

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