大鼠肝DNA拓扑异构酶Ⅰ的提纯及其与B2蛋白的鉴别
DNA拓扑异构酶Ⅰ(拓扑酶Ⅰ)催化DNA单链的暂时断裂、解缠及重新接合而使超螺旋DNA转变成松弛DNA。它存在于原核细胞及各种真核生物细胞核中,可能参与DNA的复制、转录和重组,亦可能参与基因表达的调节。
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| Format: | Article |
| Language: | zho |
| Published: |
Editorial Office of Journal of Sun Yat-sen University
1987-01-01
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| Series: | Zhongshan Daxue xuebao. Yixue kexue ban |
| Online Access: | http://xuebaoyx.sysu.edu.cn/zh/article/44126594/ |
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