Skip to main content

 1NAU | pdb_00001nau

NMR Solution Structure of the Glucagon Antagonist [desHis1, desPhe6, Glu9]Glucagon Amide in the Presence of Perdeuterated Dodecylphosphocholine Micelles


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
1DQF-COSY7mM [desHis1, desPhe6, Glu9]Glucagon Amide; 50 mM sodium phosphate buffer; 283 mM dodecylphosphocholine-d38 micelles; 1 mM sodium azide; 90% H2O, 10% D2O90% H2O/10% D2O50 mM sodium phosphate; 1mM sodium azide6.0ambient310
22D TOCSY7mM [desHis1, desPhe6, Glu9]Glucagon Amide; 50 mM sodium phosphate buffer; 283 mM dodecylphosphocholine-d38 micelles; 1 mM sodium azide; 90% H2O, 10% D2O90% H2O/10% D2O50 mM sodium phosphate; 1mM sodium azide6.0ambient310
32D NOESY7mM [desHis1, desPhe6, Glu9]Glucagon Amide; 50 mM sodium phosphate buffer; 283 mM dodecylphosphocholine-d38 micelles; 1 mM sodium azide; 90% H2O, 10% D2O90% H2O/10% D2O50 mM sodium phosphate; 1mM sodium azide6.0ambient310
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1BrukerAMX500
NMR Refinement
MethodDetailsSoftware
distance geometry, restrained molecular dynamicsThe structures are based on a total of 486 restraints, 475 are NOE-derived distance restraints, 11 dihedral angle restraintsUXNMR
NMR Ensemble Information
Conformer Selection Criteria15 structures with the lowest restraint energy
Conformers Calculated Total Number50
Conformers Submitted Total Number16
Representative Model1 (minimized average structure)
Additional NMR Experimental Information
DetailsThis structure was determined using standard 2D homonuclear techniques.
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1collectionUXNMRBruker
2processingFelix2000Accelrys
3data analysisFelix2000Accelrys
4structure solutionDGIIwithin InsightII 2000Accelrys
5refinementDiscoverwithin InsightII 2000Accelrys