| Literature DB >> 3074019 |
Abstract
Methyltransferase genes from the FnuDI, NaeI, NcoI, and XbaI restriction-modification systems have been isolated in Escherichia coli by 'shot-gun' cloning bacterial DNA fragments into plasmid vectors and selecting for protectively modified molecules that resist digestion by the corresponding restriction endonuclease.Entities:
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Year: 1988 PMID: 3074019 DOI: 10.1016/0378-1119(88)90251-x
Source DB: PubMed Journal: Gene ISSN: 0378-1119 Impact factor: 3.688