Article
Methionine-to-cysteine recycling in Klebsiella aerogenes.
Journal of bacteriology - 1 Jan 2001
Seiflein T A, Lawrence J G
Abstract excerpt
In the enteric bacteria Escherichia coli and Salmonella enterica, sulfate is reduced to sulfide and assimilated into the amino acid cysteine; in turn, cysteine provides the sulfur atom for other sulfur-bearing molecules in the cell, including methionine. These organisms cannot use methionine as a sole source of sulfur. Here we report that this constraint is not shared by many other enteric bacteria, which can use...
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