GUANOSINE 3′,5′-BISPYROPHOSPHATE IS A DISPENSABLE METABOLITE
作者： Jo A. Engel , James Sylvester , Michael Cashel
DOI: 10.1016/B978-0-12-417580-8.50010-1
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摘要: A mutant of an E. coli relaxed (relA) strain has been isolated that is unable to accumulate detectable levels guanosine 3′,5′-bispyrophosphate (ppGpp). The was obtained by nitrosoguanidine mutagenesis and screened for ppGpp production during carbon source starvation.
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