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ammonium ion binding

Known as: ammonium binding 
Interacting selectively and non-covalently with ammonium ions (NH4+). [CHEBI:28938, GOC:ecd]
National Institutes of Health

Topic mentions per year

Topic mentions per year

1977-2017
02419772017

Papers overview

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2013
2013
Ammonium ion binding to DNA G-quadruplexes: do electrospray mass spectra faithfully reflect the solution-phase species?
G-quadruplex nucleic acids can bind ammonium ions in solution, and these complexes can be detected by electrospray mass… (More)
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2008
2008
Substrate binding, deprotonation, and selectivity at the periplasmic entrance of the Escherichia coli ammonia channel AmtB.
The conduction mechanism of Escherichia coli AmtB, the structurally and functionally best characterized representative of the… (More)
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2007
2007
NMR study of ammonium ion binding to d[G3T4G4]2 and d[G4(T4G4)3] G-quadruplexes.
Quantitative NMR study has shown a significant difference in affinity of (15)NH(4)(+) ions for cation binding sites within G… (More)
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2006
2006
Ammonium recruitment and ammonia transport by E. coli ammonia channel AmtB.
To investigate substrate recruitment and transport across the Escherichia coli Ammonia transporter B (AmtB) protein, we performed… (More)
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2005
2005
Design, synthesis, and activity of analogues of phosphinothricin as inhibitors of glutamine synthetase.
A new group of potent inhibitors of glutamine synthetase was designed and synthesized. The X-ray structure of bacterial glutamine… (More)
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2000
2000
Sequence-specific binding of counterions to B-DNA.
Recent studies by x-ray crystallography, NMR, and molecular simulations have suggested that monovalent counterions can penetrate… (More)
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1998
1998
Trp82 and Tyr332 are involved in two quaternary ammonium binding domains of human butyrylcholinesterase as revealed by photoaffinity labeling with [3H]DDF.
Purified butyrylcholinesterase (BuChE) was photolabeled by [3H]-p-N, N-dimethylamino benzene diazonium ([3H]DDF) to identify the… (More)
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1995
1995
Determinants of antiarrhythmic drug action. Electrostatic and hydrophobic components of block of the human cardiac hKv1.5 channel.
The molecular basis of antiarrhythmic drug action is still poorly understood. We recently reported that block of the human… (More)
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1995
1995
Discovery of the ammonium substrate site on glutamine synthetase, a third cation binding site.
Glutamine synthetase (GS) catalyzes the ATP-dependent condensation of ammonia and glutamate to yield glutamine, ADP, and… (More)
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1994
1994
Molecular recognition in acetylcholinesterase catalysis: free-energy correlations for substrate turnover and inhibition by trifluoro ketone transition-state analogs.
Ten meta-substituted aryl trifluoromethyl ketones (m-XC6H4COCF3; X = H, CH3, CF3, C2H5, isopropyl, t-butyl, NH2, NMe2, N+Me3, NO2… (More)
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