1P1P

[PRO7,13] AA-CONOTOXIN PIVA, NMR, 12 STRUCTURES


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
1COSY 3.4287
2TOCSY 3.4287
3NOESY 3.4287
4P.E.COSY 3.4287
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1VarianUNITY 500500
NMR Refinement
MethodDetailsSoftware
distance geometryTHE TOTAL OF 324 NOE-DERIVED INTERPROTON DISTANCE RESTRAINTS INCLUDING 33 LONG-RANGE NOE RESTRAINTS AS WELL AS 11 PHI AND 7 CHI1 TORSION ANGLE RESTRAINTS WERE USED FOR STRUCTURE DETERMINATION. BACK CALCULATION OF EXPERIMENTAL NOE SPECTRUM YIELDED THE FINAL R-FACTORS OF RA=0.641 AND RB=0.157. THE FINAL RMSD VALUES ARE 0.90A AND 1.16A FOR THE BACKBONE AND THE HEAVY ATOMS, RESPECTIVELY. RESIDUES 12 - 24 ARE EXTREMELY WELL-DEFINED WITH A BACKBONE RMSD OF 0.56 A WHEREAS THE N-TERMINAL 3 - 11 DISULFIDE LOOP IS FLEXIBLE POSSESSING A BACKBONE RMSD OF 1.09 A.DGII, DISCOVER
NMR Ensemble Information
Conformer Selection CriteriaRMSD
Conformers Calculated Total Number50
Conformers Submitted Total Number12
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1refinementDGII, DISCOVERDISCOVERBIOSYM TECHNOLOGIES
2structure solutionVNMR
3structure solutionFelix
4structure solutionDGII
5structure solutionDiscover