Noun:

1. a small molecule (not a protein but sometimes a vitamin) essential for the activity of some enzymes

COpref.共同；一起；联合abbr.公司（=company）abbr.郡；县（=county）abbr.指挥官（=Commanding Officer）coactvt.共同行动

1. This is catalyzed by a transaminase enzyme in conjunction with the coenzyme pyridoxal phosphate.
   催化这个反应的酶是氨基转移酶，其上连接有磷酸吡哆醛作为辅酶。
2. Many require the presence of a coenzyme, which is often involved as a hydrogen acceptor.
   许多脱氢酶要在辅酶存在的条件下才能起作用，作为氢的受体。