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Solution structure of DNA duplex containing N3T-ethylene-N1I interstrand cross-link
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H NOESY 0.5 mM 5'-D(*CP*AP*GP*TP*TP*CP*CP*A)-3', 0.5 mM 5'-D(*TP*GP*GP*AP*IP*CP*TP*G)-3', 0.5 mM ethane 100% D2O 0.1 7.5 ambient 298 2 2D 1H-1H TOCSY 0.5 mM 5'-D(*CP*AP*GP*TP*TP*CP*CP*A)-3', 0.5 mM 5'-D(*TP*GP*GP*AP*IP*CP*TP*G)-3', 0.5 mM ethane 100% D2O 0.1 7.5 ambient 298 3 2D DQF-COSY 0.5 mM 5'-D(*CP*AP*GP*TP*TP*CP*CP*A)-3', 0.5 mM 5'-D(*TP*GP*GP*AP*IP*CP*TP*G)-3', 0.5 mM ethane 100% D2O 0.1 7.5 ambient 298 4 2D 1H-31P HSQC 0.5 mM 5'-D(*CP*AP*GP*TP*TP*CP*CP*A)-3', 0.5 mM 5'-D(*TP*GP*GP*AP*IP*CP*TP*G)-3', 0.5 mM ethane 100% D2O 0.1 7.5 ambient 298 5 2D 1H-1H NOESY 0.5 mM 5'-D(*CP*AP*GP*TP*TP*CP*CP*A)-3', 0.5 mM 5'-D(*TP*GP*GP*AP*IP*CP*TP*G)-3', 0.5 mM ethane 90% H2O/10% D2O 0.1 7.5 ambient 273
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian Unity Inova 500 2 Varian VNMRS 500
NMR Refinement Method Details Software simulated annealing CNS
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations and the lowest energy Conformers Calculated Total Number 25 Conformers Submitted Total Number 11 Representative Model 1 (minimized average structure)
Computation: NMR Software # Classification Version Software Name Author 1 refinement CNS 1.2 Brunger, Adams, Clore, Gros, Nilges and Read 2 processing NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 3 data analysis NMRView Johnson, One Moon Scientific 4 collection VnmrJ Varian