| Literature DB >> 24833 |
Abstract
EcoRI methylase is able to catalyze methy incorporation into DNA at sequences other than the canonical EcoRI site. At high enzyme concentrations and over a wide range of pH and ionic strengths, EcoRI methylase modifies polyoma DNA (which contains one EcoRI site) at a number of sites. This modification prevents EcoRI endonuclease activity, and thus is presumably at or near the EcoRI sequences (5') NAATTN.Entities:
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Year: 1978 PMID: 24833 PMCID: PMC341993 DOI: 10.1093/nar/5.2.435
Source DB: PubMed Journal: Nucleic Acids Res ISSN: 0305-1048 Impact factor: 16.971