产品内容
本酶催化的反应为(1) 5-Methylcytosine In DNA + 2-Oxoglutarate + O2 = 5-Hydroxymethylcytosine In DNA + Succinate + CO2;;(2) 5-Hydroxymethylcytosine In DNA + 2-Oxoglutarate + O2 = 5-Formylcytosine In DNA + Succinate + CO2 + H2O;;(3) 5-Formylcytosine In DNA + 2-Oxoglutarate + O2 = 5-Carboxycytosine In DNA + Succinate + CO2,系统名称为5-Methylcytosine In DNA,2-Oxoglutarate:oxygen Oxidoreductase,TET 蛋白介导 DNA 中 5-甲基胞嘧啶(5mc)迭代氧化为 5-羟甲基胞嘧啶(5hmC)、5-甲酰胞嘧啶(5fC)和 5-羧基胞嘧啶(5caC)。5fC 和 5caC 被 EC 3.2.2.29(胸腺嘧啶-DNA 糖基化酶,TDG)识别,后者将其切除,留下无嘧啶位点。与碱基切除修复(BER)途径偶联,这些活性构成胞嘧啶去甲基化途径。