1U38
Auto-inhibition Mechanism of X11s/Mints Family Scaffold Proteins Revealed by the Closed Conformation of the Tandem PDZ Domains
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 1.0mM unlabelled PDZ1 in complex with unlabelled C-peptide in 99.9% D2O; 100mM potassium phosphate | 99.9% D2O | 100mM potassium phosphate | 6.5 | 1 atm | 303 | |
2 | 3D_15N-separated_NOESY | 1.0mM uniformly 15N labelled PDZ1 in complex with unlabelled C-peptide in 90% H2O, 10% D2O; 100mM potassium phosphate | 90% H2O/10% D2O | 100mM potassium phosphate | 6.5 | 1 atm | 303 | |
3 | HNCO, HNCACB, CBCA(CO)NH | 1.0mM uniformly 15N/13C labelled PDZ1 in complex with unlabelled C-peptide in 90% H2O, 10% D2O; 100mM potassium phosphate | 90% H2O/10% D2O | 100mM potassium phosphate | 6.5 | 1 atm | 303 | |
4 | 3D_13C-separated_NOESY | 1.0mM uniformly 15N/13C labelled PDZ1 in complex with unlabelled C-peptide in 99.9% D2O; 100mM potassium phosphate | 99.9% D2O | 100mM potassium phosphate | 6.5 | 1 atm | 303 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 750 |
NMR Refinement | ||
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Method | Details | Software |
torsion angle dynamics | CNS |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 200 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (minimized average structure) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure solution | CNS | 1.1 | Brunger, A.T. |
2 | refinement | CNS | 1.1 | Brunger, A.T. |