Alexander Ninfa
Alexander Ninfa
Professor of Biological Chemistry, University of Michigan Medical School
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Cited by
Cited by
Protein phosphorylation and regulation of adaptive responses in bacteria
JB Stock, AJ Ninfa, AM Stock
Microbiological reviews 53 (4), 450-490, 1989
Development of genetic circuitry exhibiting toggle switch or oscillatory behavior in Escherichia coli
MR Atkinson, MA Savageau, JT Myers, AJ Ninfa
Cell 113 (5), 597-607, 2003
Covalent modification of the glnG product, NRI, by the glnL product, NRII, regulates the transcription of the glnALG operon in Escherichia coli
AJ Ninfa, B Magasanik
Proceedings of the National Academy of Sciences 83 (16), 5909-5913, 1986
Modular cell biology: retroactivity and insulation
D Del Vecchio, AJ Ninfa, ED Sontag
Molecular systems biology 4 (1), 161, 2008
Phosphorylation and dephosphorylation of a bacterial transcriptional activator by a transmembrane receptor.
MM Igo, AJ Ninfa, JB Stock, TJ Silhavy
Genes & development 3 (11), 1725-1734, 1989
Initiation of transcription at the bacterial glnAp2 promoter by purified E. coli components is facilitated by enhancers
AJ Ninfa, LJ Reitzer, B Magasanik
Cell 50 (7), 1039-1046, 1987
Is acetyl phosphate a global signal in Escherichia coli?
WR McCLEARY, JB Stock, AJ Ninfa
Journal of bacteriology 175 (10), 2793-2798, 1993
PII signal transduction proteins
AJ Ninfa, MR Atkinson
Trends in microbiology 8 (4), 172-179, 2000
Role of phosphorylated metabolic intermediates in the regulation of glutamine synthetase synthesis in Escherichia coli
J Feng, MR Atkinson, W McCleary, JB Stock, BL Wanner, AJ Ninfa
Journal of bacteriology 174 (19), 6061-6070, 1992
PII signal transduction proteins: sensors of α-ketoglutarate that regulate nitrogen metabolism
AJ Ninfa, P Jiang
Current opinion in microbiology 8 (2), 168-173, 2005
Crosstalk between bacterial chemotaxis signal transduction proteins and regulators of transcription of the Ntr regulon: evidence that nitrogen assimilation and chemotaxis are …
AJ Ninfa, EG Ninfa, AN Lupas, A Stock, B Magasanik, J Stock
Proceedings of the National Academy of Sciences 85 (15), 5492-5496, 1988
Enzymological characterization of the signal-transducing uridylyltransferase/uridylyl-removing enzyme (EC 2.7. 7.59) of Escherichia coli and its interaction with the PII protein
P Jiang, JA Peliska, AJ Ninfa
Biochemistry 37 (37), 12782-12794, 1998
Dimerization Is Required for the Activity of the Protein Histidine Kinase CheA That Mediates Signal Transduction in Bacterial Chemotaxis (∗)
MG Surette, M Levit, Y Liu, G Lukat, EG Ninfa, A Ninfa, JB Stock
Journal of Biological Chemistry 271 (2), 939-945, 1996
The Escherichia coli PII Signal Transduction Protein Is Activated upon Binding 2-Ketoglutarate and ATP (∗)
ES Kamberov, MR Atkinson, AJ Ninfa
Journal of Biological Chemistry 270 (30), 17797-17807, 1995
Mechanism of autophosphorylation of Escherichia coli nitrogen regulator II (NRII or NtrB): trans-phosphorylation between subunits
EG Ninfa, MR Atkinson, ES Kamberov, AJ Ninfa
Journal of bacteriology 175 (21), 7024-7032, 1993
A bacterial environmental sensor that functions as a protein kinase and stimulates transcriptional activation.
MM Igo, AJ Ninfa, TJ Silhavy
Genes & development 3 (5), 598-605, 1989
Characterization of the regulon controlled by the leucine-responsive regulatory protein in Escherichia coli
BR Ernsting, MR Atkinson, AJ Ninfa, RG Matthews
Journal of bacteriology 174 (4), 1109-1118, 1992
The regulation of Escherichia coli glutamine synthetase revisited: role of 2-ketoglutarate in the regulation of glutamine synthetase adenylylation state
P Jiang, JA Peliska, AJ Ninfa
Biochemistry 37 (37), 12802-12810, 1998
Regulation of Autophosphorylation ofEscherichia coli Nitrogen Regulator II by the PII Signal Transduction Protein
P Jiang, AJ Ninfa
Journal of bacteriology 181 (6), 1906-1911, 1999
Role of the GlnK signal transduction protein in the regulation of nitrogen assimilation in Escherichia coli
MR Atkinson, AJ Ninfa
Molecular microbiology 29 (2), 431-447, 1998
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