产溶剂梭菌分子遗传操作技术研究进展

被引:3
作者
顾阳 [1 ]
杨晟 [1 ,2 ]
姜卫红 [1 ]
机构
[1] 中国科学院上海生命科学研究院植物生理生态研究所
[2] 上海工业生物技术研发中心
基金
国家高技术研究发展计划(863计划);
关键词
产溶剂梭菌; 分子遗传操作; 遗传改造;
D O I
10.13345/j.cjb.2013.08.001
中图分类号
TQ920.1 [基础理论];
学科分类号
摘要
产溶剂梭菌是一类重要的工业微生物。通过遗传改造以优化产溶剂梭菌的发酵性能一直是溶剂制造技术研究的重要课题,但长期受限于该类菌并不完善的遗传操作工具,未见明显突破。近年来,随着TargeTron基因中断、大片段基因整合等新技术和新方法的出现,其分子遗传改造已取得较大进展。文中对产溶剂梭菌的分子遗传操作工具研究进展进行了总结,并指出了现有技术在效率及全面性方面的不足。基于此,今后应进一步优化现有的梭菌基因失活技术,如建立基于同源重组的基因删除和替换;同时也应发展新的分子操作技术,如基因组多位点共编辑、多拷贝定点和随机整合等。
引用
收藏
页码:1133 / 1145
页数:13
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