| Literature DB >> 6246880 |
S G Hughes, T Bruce, K Murray.
Abstract
An endonuclease, AsuI, was isolated from extracts of Anabaena subcylindrica on the basis of gel-electrophoretic analysis of digests of bacteriophage-lambda DNA with the paritally purified extracts. The enzyme requires Mg2+, but no other cofactors. Endonuclease AsuI recognizes the interrupted tetranucleotide sequence: (Formula: see tex), and breaks the phosphodiester bonds indicated by the arrows to leave single-stranded trinucleotide projections at the 5'-termini of the DNA fragments.Entities:
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Year: 1980 PMID: 6246880 PMCID: PMC1161269 DOI: 10.1042/bj1850059
Source DB: PubMed Journal: Biochem J ISSN: 0264-6021 Impact factor: 3.857