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SOLUTION STRUCTURE OF A MODIFIED HUMAN CENTROMERIC FRAGMENT
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1 mM OF UNLABELED DNA H2O ~10mM NaCL 5.8 AMBIENT 288 2 DQF-COSY 1 mM OF UNLABELED DNA H2O ~10mM NaCL 5.8 AMBIENT 288 3 TOCSY 1 mM OF UNLABELED DNA H2O ~10mM NaCL 5.8 AMBIENT 288 4 31P-1H HETERO-TOCSY 1 mM OF UNLABELED DNA H2O ~10mM NaCL 5.8 AMBIENT 288 5 13C-1H HSQC 1 mM OF UNLABELED DNA H2O ~10mM NaCL 5.8 AMBIENT 288 6 HMBC 1 mM OF UNLABELED DNA H2O ~10mM NaCL 5.8 AMBIENT 288 7 31P-1H HETERO-COSY 1 mM OF UNLABELED DNA H2O ~10mM NaCL 5.8 AMBIENT 288
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 500
NMR Refinement Method Details Software NMR-BASED SIMULATED ANNEALING X-PLOR
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 100 Conformers Submitted Total Number 1 Representative Model 1 (fewest violations and lowest energy)
Additional NMR Experimental Information Details THE STRUCTURE WAS DETERMINED USING 2D HOMONUCLEAR AND NATURAL ABUNDANCE HETERONUCLEAR TECHNIQUES AT A TEMPERATURES 260-288.
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR 3.851 BRUNGER, A.T. 2 processing Felix 98 MSI 3 collection VNMR 6.2 VARIAN 4 data analysis MOLMOL 2.4 Koradi et al. 5 data analysis Curves Lavery & Sklenar