6BX9

Solution structure of conotoxin reg3b


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
12D_NOESY1.275 mM reg3b, 10 % [U-99% 2H] D2O, 0.025 mM TSP, 90 % H2O90% H2O/10% D2Olow-medium3.51 atm298Varian INOVA 900
22D_TOCSY1.275 mM reg3b, 10 % [U-99% 2H] D2O, 0.025 mM TSP, 90 % H2O90% H2O/10% D2Olow-medium3.51 atm298Varian INOVA 900
3DQF-COSY1.275 mM reg3b, 10 % [U-99% 2H] D2O, 0.025 mM TSP, 90 % H2O90% H2O/10% D2Olow-medium3.51 atm298Varian INOVA 900
42D 1H-1H NOESY1.275 mM reg3b, 10 % [U-99% 2H] D2O, 0.025 mM TSP, 90 % H2O90% H2O/10% D2Olow-medium3.51 atm273Varian INOVA 900
52D 1H-1H TOCSY1.275 mM reg3b, 10 % [U-99% 2H] D2O, 0.025 mM TSP, 90 % H2O90% H2O/10% D2Olow-medium3.51 atm273Varian INOVA 900
62D 1H-1H TOCSY1.275 mM reg3b, 10 % [U-99% 2H] D2O, 0.025 mM TSP, 90 % H2O90% H2O/10% D2Olow-medium3.51 atm283Varian INOVA 900
72D 1H-1H NOESY1.275 mM reg3b, 10 % [U-99% 2H] D2O, 0.025 mM TSP, 90 % H2O90% H2O/10% D2Olow-medium3.51 atm283Varian INOVA 900
81D 1H exchange1.275 mM reg3b, 10 % [U-99% 2H] D2O, 0.025 mM TSP, 90 % H2O90% H2O/10% D2Olow-medium3.51 atm283Varian INOVA 900
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1VarianINOVA900
2VarianINOVA500
NMR Refinement
MethodDetailsSoftware
simulated annealingtorsion angle dynamicsX-PLOR NIH
NMR Ensemble Information
Conformer Selection Criteriastructures with the lowest energy
Conformers Calculated Total Number100
Conformers Submitted Total Number20
Representative Model1 (lowest energy)
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1processingVNMRVarian
2structure calculationX-PLOR NIH2.21Schwieters, Kuszewski, Tjandra and Clore
3chemical shift assignmentSparkyGoddard
4peak pickingSparkyGoddard
5refinementX-PLOR NIHSchwieters, Kuszewski, Tjandra and Clore
6data analysisAQUARullmann, Doreleijers and Kaptein
7data analysisProcheckLaskowski, MacArthur, Smith, Jones, Hutchinson, Morris, Moss and Thornton