transcriptional activator meaning in English

转录激活因子

The intracellular domain has four distinct regions : the ram domain , the ankyrin repeats , a transcriptional activator domain ( tad ) and the pest ( proline - , glutamate - , serine - , threonine - rich ) sequence . two nuclear localisation sequences are present prior to and following the ankyrin repeats
释放的胞内区不经其它信号转导分子的作用可直接进核，与dna结合蛋白rbp - j相互作用并激活下游基因如果蝇的e ( spl ) ( enhancerofsplit )复合体及哺乳类的hes ( hairyandenhancerofsplit )家族基因。
Lfy and lfy - like proteins from angiosperm contain a proline - rich region near the amino terminal and an acidic central region which is typical for transcriptional activators and may be important for the function of lfylike protein . the two domain exists in the variable regions of all lfy - like proteins
与拟南芥leaf ’ y基因相比较，银杏ginlfy和g毗基因没有做为转录激活区域的位于氨基酸序列中间的酸性区和位于n端的富含脯氨酸区，但这两个区域均位于leafy基因的非保守区。