2JOU
NMR structure of Mini-B, an N-terminal- C-terminal construct from human Surfactant Protein-B (SP-B), in Hexafluoroisopropanol (HFIP)
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-15N HSQC | 1.5 mM Partially 15N-labeled Mini-B, 40 % 98% deuterated HFIP, 50 % H2O, 10 % D2O, 0.4 mM DSS | 40% HFIP, 50% H2O, 10% D2O | 0 | 5 | ambient | 288 | |
2 | 2D 1H-1H TOCSY | 1.5 mM Partially 15N-labeled Mini-B, 40 % 98% deuterated HFIP, 50 % H2O, 10 % D2O, 0.4 mM DSS | 40% HFIP, 50% H2O, 10% D2O | 0 | 5 | ambient | 288 | |
3 | 2D 1H-1H NOESY | 1.5 mM Partially 15N-labeled Mini-B, 40 % 98% deuterated HFIP, 50 % H2O, 10 % D2O, 0.4 mM DSS | 40% HFIP, 50% H2O, 10% D2O | 0 | 5 | ambient | 288 | |
4 | 3D 1H-15N TOCSY | 1.5 mM Partially 15N-labeled Mini-B, 40 % 98% deuterated HFIP, 50 % H2O, 10 % D2O, 0.4 mM DSS | 40% HFIP, 50% H2O, 10% D2O | 0 | 5 | ambient | 288 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 700 |
2 | Bruker | AVANCE | 500 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing, molecular dynamics | NMRPipe |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 200 |
Conformers Submitted Total Number | 15 |
Representative Model | 1 (closest to the average) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | processing | NMRPipe | 2.2 | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax |
2 | data analysis | Sparky | 3.110 | Goddard |
3 | structure solution | CNS | 1.1 | Brunger, Adams, Clore, Gros, Nilges and Read |
4 | data analysis | MOLMOL | 2K.2 | Koradi, Billeter and Wuthrich |
5 | refinement | CNS | 1.1 | Brunger, Adams, Clore, Gros, Nilges and Read |