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NMR Solution Structure of Peptide 12: First-in-class cyclic Temporin L analogue with antibacterial and antibiofilm activities
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 1D 1H 2.0 mM PHE-VAL-PRO-TRP-PHE-LYS-LYS-PHE-DLE-GLU-ARG-ILE-LEU-NH2, 180 mM d-25 SDS, 20 mM d-38 DPC 90% H2O/10% D2O 0.0 mM 5.0 1 atm 298 Bruker AVANCE NEO 700 2 2D 1H-1H NOESY 2.0 mM PHE-VAL-PRO-TRP-PHE-LYS-LYS-PHE-DLE-GLU-ARG-ILE-LEU-NH2, 180 mM d-25 SDS, 20 mM d-38 DPC 90% H2O/10% D2O 0.0 mM 5.0 1 atm 298 Bruker AVANCE NEO 700 3 2D 1H-1H TOCSY 2.0 mM PHE-VAL-PRO-TRP-PHE-LYS-LYS-PHE-DLE-GLU-ARG-ILE-LEU-NH2, 180 mM d-25 SDS, 20 mM d-38 DPC 90% H2O/10% D2O 0.0 mM 5.0 1 atm 298 Bruker AVANCE NEO 700 4 2D 1H-1H COSY 2.0 mM PHE-VAL-PRO-TRP-PHE-LYS-LYS-PHE-DLE-GLU-ARG-ILE-LEU-NH2, 180 mM d-25 SDS, 20 mM d-38 DPC 90% H2O/10% D2O 0.0 mM 5.0 1 atm 298 Bruker AVANCE NEO 700
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE NEO 700
NMR Refinement Method Details Software simulated annealing Insight II
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 200 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement Insight II Accelrys Software Inc. 2 structure calculation CYANA Guntert, Mumenthaler and Wuthrich 3 chemical shift assignment XEASY Bartels et al. 4 peak picking XEASY Bartels et al. 5 processing TopSpin Bruker Biospin 7 collection TopSpin Bruker Biospin