1OT0
Structure of Antimicrobial Peptide, HP (2-20) and its Analogues Derived from Helicobacter pylori, as Determined by 1H NMR Spectroscopy
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D TOCSY, NOESY, DQF-COSY, PECOSY | 1.5MM PEPTIDE; 150MM SDS MICELLES; | 90% H2O/10% D2O | 6.0 | ambient | 318 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 400 |
2 | Bruker | AVANCE | 500 |
NMR Refinement | ||
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Method | Details | Software |
DISTANCE GEOMETRY-DYNAMICAL SIMULATED ANNEALING | CNS |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with acceptable covalent geometry |
Conformers Calculated Total Number | 80 |
Conformers Submitted Total Number | 20 |
Representative Model | 8 (lowest energy) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure solution | CNS | 1.1 | BRUNGER |
2 | data analysis | XwinNMR | 2.5 | |
3 | processing | Felix | 95.0 | |
4 | refinement | CNS | 1.1 | BRUNGER |