2KBC
Solution structure of human insulin-like peptide 5 (INSL5)
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D DQF-COSY | 0.2 mM INSL5 | 90% H2O/10% D2O | 0 | 4 | ambient | 298 | |
2 | 2D 1H-1H TOCSY | 0.2 mM INSL5 | 90% H2O/10% D2O | 0 | 4 | ambient | 298 | |
3 | 2D 1H-1H NOESY | 0.2 mM INSL5 | 90% H2O/10% D2O | 0 | 4 | ambient | 298 | |
4 | 2D 1H-1H TOCSY | 0.2 mM INSL5 | 90% H2O/10% D2O | 0 | 4 | ambient | 298 | |
5 | 2D 1H-1H NOESY | 0.2 mM INSL5 | 90% H2O/10% D2O | 0 | 4 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 900 |
2 | Bruker | AVANCE | 600 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | Structures were generated using torsion-angle dynamics and subsequently refined and energy minimized using Cartesian dynamics and powell minimization in explicit solvent within the program CNS. | TopSpin |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | TopSpin | 2.1 | Bruker Biospin |
2 | processing | TopSpin | 2.1 | Bruker Biospin |
3 | data analysis | CARA | 1.5 | Keller, Wuthrich |
4 | structure solution | CYANA | 2.0 | Guntert, Mumenthaler, Wuthrich |
5 | refinement | CNS | 1.2 | Brunger, Adams, Clore, Gros, Nilges, Read |