| Literature DB >> 424726 |
J Singer, J Roberts-Ems, A D Riggs.
Abstract
The restriction enzymes Hpa II and Msp I both recognize the sequence 5'-CCGG (C, cytosine; G, guanine). However, Hpa II cuts mouse liver DNA to fragments four times larger than does Msp I. The size of DNA cut by Msp I is close to that predicted from base composition and nearest neighbor analysis. The most probable explanation of these results is that in mouse the site 5'-CCGG is highly methylated.Entities:
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Year: 1979 PMID: 424726 DOI: 10.1126/science.424726
Source DB: PubMed Journal: Science ISSN: 0036-8075 Impact factor: 47.728