Detection of a protein, similar to the sex pilus subunit, in the outer membrane of Escherichia coli cells carrying a derepressed F-like R factor.

Abstract:

:The outer membranes of Escherichia coli K-12 cells carrying a derepressed F-like R factor contain about 7 times 10-4 molecules per cell of a protein similar to the subunit of the sex pili specified by the R factor. This protein pool is absent in cells carrying the repressed variant of the R factor. The size of the pool is about one-half of the amount of protein incorporated into mature sex pili at the peak of production and is independent of the phase of growth of the culture. The molecular weight of the protein in the pool and of the subunit of the sex pili specified by the cells is 12,500 plus or minus 600.

journal_name

J Bacteriol

journal_title

Journal of bacteriology

authors

Beard JP,Connolly JC

doi

10.1128/JB.122.1.59-65.1975

keywords:

subject

Has Abstract

pub_date

1975-04-01 00:00:00

pages

59-65

issue

1

eissn

0021-9193

issn

1098-5530

journal_volume

122

pub_type

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