属于核受体超家族成员，是一个孤儿受体。

GCNF (Germ Cell nuclear Factor) is a member of nuclear receptor superfamily and also an orphan receptor.

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法尼酯x受体(FXR)是代谢性核受体超家族中的一员，在调节胆汁及脂类等物质代谢、维持内环境的稳定方面发挥着重要作用。

Farnesoid X receptor (FXR), a member of the metabolic nuclear receptor superfamily, plays key roles in maintaining bile acid and lipid homeostasis.

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