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NMR structure of sea anemone toxin Kappa-actitoxin-Ate1a
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 1 mM AteTx1, 20 mM sodium phosphate, 5 % D2O, 95 % H2O 95% H2O/5% D2O 20 mM 6 1 atm 283 Bruker AVANCE III 600 2 2D 1H-13C HSQC 1 mM AteTx1, 20 mM sodium phosphate, 5 % D2O, 95 % H2O 95% H2O/5% D2O 20 mM 6 1 atm 283 Bruker AVANCE III 600 3 2D 1H-1H TOCSY 1 mM AteTx1, 20 mM sodium phosphate, 5 % D2O, 95 % H2O 95% H2O/5% D2O 20 mM 6 1 atm 283 Bruker AVANCE III 600 4 2D 1H-1H NOESY 1 mM AteTx1, 20 mM sodium phosphate, 5 % D2O, 95 % H2O 95% H2O/5% D2O 20 mM 6 1 atm 283 Bruker AVANCE III 600 5 2D 1H-13C HSQC 1 mM AteTx1, 20 mM sodium phosphate, 100 % D2O 100% D2O 20 mM 6 1 atm 283 Bruker AVANCE III 600 6 2D 1H-1H TOCSY 1 mM AteTx1, 20 mM sodium phosphate, 100 % D2O 100% D2O 20 mM 6 1 atm 283 Bruker AVANCE III 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 600
NMR Refinement Method Details Software torsion angle dynamics CYANA
NMR Ensemble Information Conformer Selection Criteria Target function and stereochemical quality judged by Molprobity Conformers Calculated Total Number 200 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
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 Analysis CCPN 4 peak picking Analysis CCPN 5 processing TopSpin Bruker Biospin 6 collection TopSpin Bruker Biospin