产品内容
本酶催化的反应为3'-Phosphoadenylyl Sulfate + 5alpha-Cholan-3alpha,7alpha,12alpha,24-Tetrol = Adenosine 3',5'-Bisphosphate + 5alpha-Cholan-3alpha,7alpha,12alpha-Triol 24-Sulfate,系统名称为3'-Phosphoadenylyl-Sulfate:5alpha-Cholan-3alpha,7alpha,12alpha,24-Tetrol Sulfonotransferase,来自海七鳃鳗(Petromyzon marinus)的酶也可使用相应的 3-酮作为底物。它具有立体选择性(5α-胆烷)和区域选择性,偏好 C-24 位的羟基。当使用在 C-24 位有羧基的别胆酸作为底物时,该酶无活性。