PtrR (YneJ) is a novel E. coli transcription factor regulating the putrescine stress response and glutamate utilization
I. A. Rodionova, Y. Gao, A. V. Sastry…·B. O. Palsson
This paper identifies PtrR as a dual activator/repressor in E. coli that regulates putrescine stress response and glutamate utilization through transcriptional control of multiple genes.