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Increasing cleavage specificity and activity of restriction endonuclease KpnI

Restriction enzyme KpnI is a HNH superfamily endonuclease requiring divalent metal ions for DNA cleavage but not for binding. The active site of KpnI can accommodate metal ions of different atomic radii for DNA cleavage. Although Mg(2+) ion higher than 500 μM mediates promiscuous activity, Ca(2+) su...

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Dettagli Bibliografici
Autori principali: Vasu, Kommireddy, Nagamalleswari, Easa, Zahran, Mai, Imhof, Petra, Xu, Shuang-yong, Zhu, Zhenyu, Chan, Siu-Hong, Nagaraja, Valakunja
Natura: Artigo
Lingua:Inglês
Pubblicazione: Oxford University Press 2013
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Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC3834813/
https://ncbi.nlm.nih.gov/pubmed/23963701
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/nar/gkt734
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