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Product ammonium transporter
| ammonium transporter |
| transport system component |
Transport activity is negatively regulated by GlnK. AmtB, an integral membrane transporter, links the extracellar ammonium concentration to the intracellular nitrogen status in a novel form of signal transduction.
- van Heeswijk, W.C., S. Hoving, D. Molenaar, B. Stegeman, D. Kahn, H.V. Westerhoff 1996. An alternative PII protein in the regulation of glutamine synthetase in Escherichia coli. Mol.Microbiol. 21:133-146
- Soupene, E., L. He, D. Yan, S. Kustu 1998. Ammonia acquisition in enteric bacteria: physiological role of the ammonium/methylammonium transport B (AmtB) protein. Proc.Natl.Acad.Sci.USA 95:7030-7034
- Coutts, G., G. Thomas, D. Blakey, M. Merrick 2002. Membrane sequestration of the signal transduction protein GlnK by the ammonium transporter AmtB. EMBO J. 21:536-555