NMR Structural and biophysical functional analysis of intracellular loop 5 of the NHE1 isoform of the Na+/H+ exchanger.
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 1D Proton | 5 mM peptide | 90% H2O/10% D2O | 440 mM | 6 | 960 mbar | 300 | Varian VNMRS 600 |
2 | 2D NOESY | 5 mM peptide | 90% H2O/10% D2O | 440 mM | 6 | 960 mbar | 300 | Varian VNMRS 600 |
3 | 2D HSQC | 5 mM peptide | 90% H2O/10% D2O | 440 mM | 6 | 960 mbar | 300 | Varian VNMRS 600 |
4 | 2D TOCSY | 5 mM peptide | 90% H2O/10% D2O | 440 mM | 6 | 960 mbar | 300 | Varian VNMRS 600 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | VNMRS | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle dynamics | automatic | CYANA |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 20 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | VnmrJ | 4.2 | Agilent |
5 | processing | NMRPipe | 8.9 | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax |
6 | peak picking | NMRView | Johnson, One Moon Scientific | |
2 | structure calculation | CYANA | 2.1 | Guntert, Mumenthaler and Wuthrich |