羟胺还原酶[1](英語:Hydroxylamine reductase,EC 1.7.1.10)催化下列反应:
- NH3 + H2O + 受体 羟胺 + 被还原的受体
此酶的三个底物是氨、水以及电子受体,而它的两个产物则是羟胺以及还原型受体。
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