Literature DB >> 6986366

Direct selection and analysis of mutational events which diminish the level of expression of the trp operon.

J C Andrews, R L Somerville.   

Abstract

A new procedure was devised for selecting, from lac+ galE strains of Escherichia coli, mutants resistant to galactoside-induced lysis. When applied to trp-lac fusions, our method yields down mutations in the trp promoter.

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Year:  1980        PMID: 6986366      PMCID: PMC293618          DOI: 10.1128/jb.141.1.422-426.1980

Source DB:  PubMed          Journal:  J Bacteriol        ISSN: 0021-9193            Impact factor:   3.490


  27 in total

1.  [REGULATORY MECHANISMS IN THE BIOSYNTHESIS OF THE ENZYMES OF GALACTOSE METABOLISM IN ESCHERICHIA COLI K 12. II. THE GENETIC DETERMINISM OF THE REGULATION].

Authors:  G BUTTIN
Journal:  J Mol Biol       Date:  1963-08       Impact factor: 5.469

2.  Acetylornithinase of Escherichia coli: partial purification and some properties.

Authors:  H J VOGEL; D M BONNER
Journal:  J Biol Chem       Date:  1956-01       Impact factor: 5.157

3.  Fusions of the lac and trp Regions of the Escherichia coli Chromosome.

Authors:  J H Miller; W S Reznikoff; A E Silverstone; K Ippen; E R Signer; J R Beckwith
Journal:  J Bacteriol       Date:  1970-12       Impact factor: 3.490

4.  Inhibition of lacZ gene translation initiation in trp-lac fusion strains.

Authors:  W S Reznikoff; C A Michels; T G Cooper; A E Silverstone; B Magasanik
Journal:  J Bacteriol       Date:  1974-03       Impact factor: 3.490

5.  Thr region between the operator and first structural gene of the tryptophan operon of Escherichia coli may have a regulatory function.

Authors:  E N Jackson; C Yanofsky
Journal:  J Mol Biol       Date:  1973-05-05       Impact factor: 5.469

6.  Operator mutants of the tryptophan operon in Escherichia coli.

Authors:  S Hiraga
Journal:  J Mol Biol       Date:  1969-01-14       Impact factor: 5.469

7.  Expression of the tryptophan operon in merodiploids of Escherichia coli. I. Gene dosage, gene position and marker effects.

Authors:  H Stetson; R L Somerville
Journal:  Mol Gen Genet       Date:  1971

8.  Frameshift mutations in the lactose operon of E. coli.

Authors:  M H Malamy
Journal:  Cold Spring Harb Symp Quant Biol       Date:  1966

9.  Iron transport in Escherichia coli: relationship between chromium sensitivity and high iron requirement in mutants of Escherichia coli.

Authors:  C C Wang; A Newton
Journal:  J Bacteriol       Date:  1969-06       Impact factor: 3.490

10.  Mutant strains of Escherichia coli K-12 exhibiting enhanced sensitivity to 5-methyltryptophan.

Authors:  J C Kuhn; M J Pabst; R L Somerville
Journal:  J Bacteriol       Date:  1972-10       Impact factor: 3.490

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