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Unusual genetic phenomena associated with Tn5 mutagenesis in Alcaligenes eutrophus strain H1

Unusual genetic phenomena associated with Tn5 mutagenesis in Alcaligenes eutrophus strain H1 203 152 152 3 3 W.-Y. W. Chow J. B. Peterson A. G. Atherly Department of Genetics Iowa State University 50011 Ames IA USA Department of Botany Iowa State University 50011 Ames IA USA Institute of Molecular Biology Academica Sinica Nanking 115-29 Taipei Republic of China Abstract Tn5 was introduced into Alcaligenes eutrophus strain H1 by a suicide vector pSUP1011. Physical characterization of mutants obtained after Tn5 mutagenesis revealed a relatively high frequency of plasmid curing, or deletion of a 50 kb plasmid DNA segment. Results of Southern hybridization and chromosomal walking indicate that the same continuous stretch of plasmid DNA (designated as D region of plasmid) is deleted in four independent isolates. Moreover, the same deletion of plasmid DNA is also observed in a mitomycin C-generated mutant strain H1-4. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Archives of Microbiology Springer Journals

Unusual genetic phenomena associated with Tn5 mutagenesis in Alcaligenes eutrophus strain H1

Archives of Microbiology , Volume 152 (3) – Aug 1, 1989

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References (38)

Publisher
Springer Journals
Copyright
Copyright © 1989 by Springer-Verlag
Subject
Life Sciences; Biotechnology; Biochemistry, general; Cell Biology; Ecology; Microbial Ecology; Microbiology
ISSN
0302-8933
eISSN
1432-072X
DOI
10.1007/BF00409665
Publisher site
See Article on Publisher Site

Abstract

203 152 152 3 3 W.-Y. W. Chow J. B. Peterson A. G. Atherly Department of Genetics Iowa State University 50011 Ames IA USA Department of Botany Iowa State University 50011 Ames IA USA Institute of Molecular Biology Academica Sinica Nanking 115-29 Taipei Republic of China Abstract Tn5 was introduced into Alcaligenes eutrophus strain H1 by a suicide vector pSUP1011. Physical characterization of mutants obtained after Tn5 mutagenesis revealed a relatively high frequency of plasmid curing, or deletion of a 50 kb plasmid DNA segment. Results of Southern hybridization and chromosomal walking indicate that the same continuous stretch of plasmid DNA (designated as D region of plasmid) is deleted in four independent isolates. Moreover, the same deletion of plasmid DNA is also observed in a mitomycin C-generated mutant strain H1-4.

Journal

Archives of MicrobiologySpringer Journals

Published: Aug 1, 1989

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