MTM family belongs to the PTP/DSPs family, whose members almost exist in all the eukaryocytes, including Saccharomyces siccum and the plants.

• MTMs家族属于酪氨酸/双特异性磷酸酶超家族（PTP/DSP），其成员几乎存在于所有的真核生物中，包括酵母和植物。