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NMR assignment and structure of a peptide derived from the fusion peptide of HIV-1 gp41 in the presence of dodecylphosphocholine micelles
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H COSY 0.6 mM scrFP-tag, 20 mM [U-98% 2H] DPC, 2.0 mM HEPES, 90 % H2O, 10 % [U-99% 2H] D2O, 0.1 mM DSS 90% H2O/10% D2O 2 mM 6.8 1 atm 298 Bruker AVANCE 600 2 2D 1H-1H TOCSY 0.6 mM scrFP-tag, 20 mM [U-98% 2H] DPC, 2.0 mM HEPES, 90 % H2O, 10 % [U-99% 2H] D2O, 0.1 mM DSS 90% H2O/10% D2O 2 mM 6.8 1 atm 298 Bruker AVANCE 600 3 2D 1H-1H NOESY 0.6 mM scrFP-tag, 20 mM [U-98% 2H] DPC, 2.0 mM HEPES, 90 % H2O, 10 % [U-99% 2H] D2O, 0.1 mM DSS 90% H2O/10% D2O 2 mM 6.8 1 atm 298 Bruker AVANCE 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing CYANA
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 1 (fewest violations)
Computation: NMR Software # Classification Version Software Name Author 1 refinement CYANA Guntert, Mumenthaler and Wuthrich 2 structure calculation CYANA Guntert, Mumenthaler and Wuthrich 3 chemical shift assignment Sparky Goddard 4 peak picking Sparky Goddard 6 collection TopSpin Bruker Biospin 5 processing TopSpin Bruker Biospin