目的克隆与原核表达“牵引丝蛋白基因”单体六聚物，为开展具有不同长度系列的“牵引丝蛋白基因”单体多聚物的功能研究奠定基础。
Objective To clone and express the hexamer of the gene of spider dragline silk protein, as a foundation of further research on the functions of the dragline silk protein gene of different lengths.
目的将肌腱蛋白- R不同功能片段在原核中表达、纯化，并研究其初步的生物学功能。
AIM To express and to purify recombinant tenascin R domains and to study their functions.
结论利用原核表达体系成功地表达了不同分子质量的颗粒溶素融合蛋白，为颗粒溶素的后续研究奠定了基础。
Conclusion Different molecular weight granulysin were successfully expressed using prokaryotic expression system, which would be helpful for the further study of granulysin.
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