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PMID: 1061069 Published · ppublish English Journal Article Research Support, U.S. Gov't, Non-P.H.S. Research Support, U.S. Gov't, P.H.S.

Lambda repressor turns off transcription of its own gene.

Meyer BJ, Kleid DG, Ptashne M

Abstract

We report transcription in vitro of the lambda repressor gene, cI, using specific restriction endonuclease fragments as templates. This transcription is repressed by lambda repressor. Moreover, we report the sequence change caused by a cI promoter mutation. This change is located between two repressor binding sites in the rightward operator (OR). Transcription studies using mutant templates indicate that repressor bound to two sites in OR regulates transcription of gene tof, and repressor bound to the remaining site(s) controls transcription of cI.

MeSH Terms
Base Sequence Chromosome Mapping Coliphages/metabolism DNA Restriction Enzymes DNA, Viral/metabolism Haemophilus/enzymology Nucleic Acid Hybridization Suppression, Genetic Transcription, Genetic
Chemicals
DNA, Viral DNA Restriction Enzymes
Authors & Affiliations
3 authors, click to expand affiliations / ORCID
Meyer B J
Kleid D G
Ptashne M
References (20)
20 references, click to expand
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Article Info
Journal
Proceedings of the National Academy of Sciences of the United States of America
Abbr.
Proc Natl Acad Sci U S A
ISSN
0027-8424
Published
1975-12-00
Pages
4785-89
Language
English
Region
United States
NLM ID
7505876
PMCID
PMC388816
Subset
IM
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