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Spatial structure of antimicrobial peptide Arenicin-2 dimer in DPC micelles
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-13C HSQC 1.2mM [U-100% 13C; U-100% 15N] Arenicin-2; 120mM [U-2H] Dodecil phosphocholine; 100% D2O 100% D2O 4.5 ambient 316 2 3D 13C-NOESY-HSQC 1.2mM [U-100% 13C; U-100% 15N] Arenicin-2; 120mM [U-2H] Dodecil phosphocholine; 100% D2O 100% D2O 4.5 ambient 316 3 3D HCCH-TOCSY 1.2mM [U-100% 13C; U-100% 15N] Arenicin-2; 120mM [U-2H] Dodecil phosphocholine; 100% D2O 100% D2O 4.5 ambient 316 4 2D 1H-15N HSQC 1.2mM [U-100% 15N] Arenicin-2; 120mM [U-2H] Dodecil phosphocholine; 95% H2O/5% D2O 95% H2O/5% D2O 4.5 ambient 316 5 3D 15N-NOESY-HSQC 1.2mM [U-100% 15N] Arenicin-2; 120mM [U-2H] Dodecil phosphocholine; 95% H2O/5% D2O 95% H2O/5% D2O 4.5 ambient 316 6 3D HNCO 1.2mM [U-100% 13C; U-100% 15N] Arenicin-2; 120mM [U-2H] Dodecil phosphocholine; 95% H2O/5% D2O 95% H2O/5% D2O 4.5 ambient 316 7 3D HNCA 1.2mM [U-100% 13C; U-100% 15N] Arenicin-2; 120mM [U-2H] Dodecil phosphocholine; 95% H2O/5% D2O 95% H2O/5% D2O 4.5 ambient 316 8 3D HNCACB 1.2mM [U-100% 13C; U-100% 15N] Arenicin-2; 120mM [U-2H] Dodecil phosphocholine; 95% H2O/5% D2O 95% H2O/5% D2O 4.5 ambient 316
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 800 2 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing CYANA
NMR Ensemble Information Conformer Selection Criteria target function Conformers Calculated Total Number 200 Conformers Submitted Total Number 20 Representative Model 1 (fewest violations)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution CYANA 2.1 Guntert, Mumenthaler and Wuthrich 2 chemical shift assignment CARA 1.8 Rochus Keller 3 peak picking CARA 1.8 Rochus Keller 4 processing TopSpin 2.1 Bruker Biospin 5 collection TopSpin 2.1 Bruker Biospin 6 refinement CYANA