3-甲基胞苷简称m3C,化学式为C
10H
15N
3O
5,是存在于tRNA和rRNA的罕见核苷[3]。它由核糖与3-甲基胞嘧啶结合而成,是胞苷的衍生物。它的3-位被甲基取代,因此无法形成碱基对。
Geodia baretti这种海绵中含有3-甲基胞苷[2]。3-甲基胞苷可通过胞苷经碘甲烷甲基化产生[4]。
参考资料
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