2KLF
PERE NMR structure of maltodextrin-binding protein
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-13C HSQC | 20mM potassium phosphate-1, 2mM beta-cyclodextrin-2, 3mM sodium azide-3, 100mM EDTA-4 | 90% H2O/10% D2O | 0.02 | 7.2 | ambient | 310 | |
2 | 2D 1H-15N HSQC | 20mM potassium phosphate-1, 2mM beta-cyclodextrin-2, 3mM sodium azide-3, 100mM EDTA-4 | 90% H2O/10% D2O | 0.02 | 7.2 | ambient | 310 | |
3 | CON | 20mM potassium phosphate-1, 2mM beta-cyclodextrin-2, 3mM sodium azide-3, 100mM EDTA-4 | 90% H2O/10% D2O | 0.02 | 7.2 | ambient | 310 | |
4 | COCA | 20mM potassium phosphate-1, 2mM beta-cyclodextrin-2, 3mM sodium azide-3, 100mM EDTA-4 | 90% H2O/10% D2O | 0.02 | 7.2 | ambient | 310 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 500 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing, Paramagnetic environment relaxation enhancement refinement | PERE restraints were incorporated using lab-written scripts | CNS |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 10 |
Representative Model | 1 (closest to the average) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure solution | CNS | Brunger, Adams, Clore, Gros, Nilges and Read | |
2 | refinement | CNS | Brunger, Adams, Clore, Gros, Nilges and Read |