Product Description
DNase I, or Deoxyribonuclease I, is an endonuclease that can digest single-stranded or double-stranded DNA. It hydrolyzes phosphodiester bonds to produce monodeoxynucleotides and oligodeoxynucleotides containing 5'-phosphate groups and 3'-OH groups. The optimal working pH range of DNase I is 7-8. The activity of DNase I depends on Ca 2+ and can be activated by divalent metal ions such as Co 2+ , Mn 2+ , and Zn 2+ . In the presence of Mg 2+ , DNase I can randomly cut any site of double-stranded DNA; in the presence of Mn 2+ , DNase I can cut the DNA double strand at the same site, forming a blunt end or a sticky end with 1-2 nucleotides protruding, which can be used for the treatment of various RNA samples.
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Shipping and Storage
This product should be stored at -25~-15℃ for two year s
Figures
RNA extraction application verification
Figure 1 RNA extraction application verification 20 U of the enzyme preparation was used to treat 12 pre-treatment samples of mouse liver from different sources. RNA extraction and agarose gel electrophoresis analysis showed that the RNA integrity of the enzyme-treated group was good, indicating that this DNase I can effectively digest DNA without affecting the quality of RNA, and fully meets the technical requirements of RNA extraction experiments.
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