2ILX

Solution structure of catalytic domain of rat 2',3'-cyclic-nucleotide 3'-phosphodiesterase (CNP) protein


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
115N-edited NOESY1 mM CNP U-15N, 13C; 50 mM phosphate buffer; 90% H2O, 10% D2O90% H2O/10% D2O0.15 mM NaCl6.01 atm310
213C-edited NOESY1 mM CNP U-15N, 13C; 50 mM phosphate buffer; 90% H2O, 10% D2O90% H2O/10% D2O0.15 mM NaCl6.01 atm310
3HNCACB1 mM CNP U-15N, 13C; 50 mM phosphate buffer; 90% H2O, 10% D2O90% H2O/10% D2O0.15 mM NaCl6.01 atm310
4CBCA(CO)HN1 mM CNP U-15N, 13C; 50 mM phosphate buffer; 90% H2O, 10% D2O90% H2O/10% D2O0.15 mM NaCl6.01 atm310
5HNCO1 mM CNP U-15N, 13C; 50 mM phosphate buffer; 90% H2O, 10% D2O90% H2O/10% D2O0.15 mM NaCl6.01 atm310
6IPAP-HSQC1 mM CNP U-15N; 50 mM MES buffer; 1% C12E5/hexanol; 90% H2O, 10% D2O90% H2O/10% D2O0.15 mM NaCl6.01 atm310
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1VarianUNITYPLUS800
2BrukerDRX600
NMR Refinement
MethodDetailsSoftware
simulated annealingstructure was refined by using standard protocol in CNS with restraints from NOE distances, backbone torsion angles, hydrogen bonds and residual dipolar couplingsXwinNMR
NMR Ensemble Information
Conformer Selection Criteriastructures with the lowest energy and the least restraint violations
Conformers Calculated Total Number200
Conformers Submitted Total Number10
Representative Model1 (lowest energy)
Additional NMR Experimental Information
Detailsthe structure was determined using multi-resonance NMR spectroscopy
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1collectionXwinNMR3.5Bruker
2processingNMRPipe2.0Delargio et al.
3data analysisXEASY1.3.13Bartels et al.
4refinementCNS1.1Brunger et al.
5data analysisARIA1.1Nilges et al.
6data analysisTALOS2003Cornilescu et al.