蛋白質的三聚體。]]
DNA夾（）又称滑钳（sliding clamp）、滑动钳、滑动压板、滑行夹，是一種蛋白質的三級結構，為DNA複製過程中的持续合成能力-啟動因子（processivity-promoting factor），是DNA聚合酶III全酶的必要組成，可避免DNA聚合酶與DNA模板分離，並提升DNA合成速率。
外部連結
- [https://web.archive.org/web/20110516101151/http://scop.mrc-lmb.cam.ac.uk/scop/data/scop.b.e.bjj.A.html SCOP DNA clamp fold]
- [https://web.archive.org/web/20070312210431/http://www.cathdb.info/cgi-bin/cath/GotoCath.pl?cath=3.70 CATH box architecture]
*
參考文獻
- Watson JD, Baker TA, Bell SP, Gann A, Levine M, Losick R. (2004). Molecular Biology of the Gene 5th ed. Benjamin Cummings: Cold Spring Harbor Laboratory Press.
- Gulbis, J.M., Kelman, Z., Hurwitz, J., O`Donnell, M., Kuriyan, J. (1996). Structure of the C-terminal region of p21(WAF1/CIP1) complexed with human PCNA. Cell 87:297-306.
评论 (0)