释义 |
splice·o·some 英ˈsplaɪsəˌsəʊm美ˈsplaɪsəˌsomAHDsplīsʹə-sōm' COCA³¹⁵¹¹¹⁺⁴ 基本例句 生物剪接体 RNA splicing is carried out by the spliceosome, which is a large, dynamic complex composed of more than a hundred proteins and several small nuclear RNAs. RNA剪接是由一个上百个蛋白质和数条小核 RNA组成的复杂的动态复合体剪接体完成的。 cas Spliceosome assembly occurs co- transcriptionally, raising the possibility that DNA structure may directly influence alternative splicing. 剪接体组装与转录同步进行,提示 DNA结构可能直接影响可变剪接。 xinkexue By freeing introns from the need to splice themselves, the spliceosome would in effect have encouraged introns to proliferate, mutate and evolve. 剪接体的出现让插入子不再需要自行剪接,结果等于鼓励插入子增生、突变与演化。 dictall |