2K3B
Seeing the Invisible: Structures of Excited Protein States by Relaxation Dispersion NMR
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 15N CT-CW,TROSY,anti-TROSY CPMG | ~1.5 mM [90 % U 2H; ~100% U 15N] Abp1p, ~0.105 mM [90% U 2H; ~100% U 15N] Ark1p | 90% H2O/10% D2O | ~0.150 | 7.0 | ambient | 278 | |
2 | 15N CT-CW,TROSY,anti-TROSY CPMG | ~1.5 mM [90 % U 2H; ~100% U 15N] Abp1p, ~0.105 mM Ark1p | 90% H2O/10% D2O | ~0.150 | 7.0 | ambient | 278 | |
3 | 13CO CT-inphase,TROSY,anti-TROSY CPMG | ~1.5 mM [90 % U 2H; ~100% U 15N; 13CO labeled] Abp1p, ~0.105 mM Ark1p | 90% H2O/10% D2O | ~0.150 | 7.0 | ambient | 278 | |
4 | 13CA CT-CW,TROSY,anti-TROSY CPMG | ~1.5 mM [90 % U 2H; ~100% U 15N; 13Ca labeled] Abp1p, ~0.105 mM Ark1p | 100% D2O | ~0.150 | 7.0 | ambient | 278 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 500 |
2 | Varian | INOVA | 800 |
3 | Varian | INOVA | 600 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | X-PLOR NIH |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 960 |
Conformers Submitted Total Number | 10 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure solution | X-PLOR NIH | 2.19 | Schwieters, Kuszewski, Tjandra and Clore |
2 | refinement | X-PLOR NIH | 2.19 | Schwieters, Kuszewski, Tjandra and Clore |