2KTT

Solution Structure of a Covalently Bound Pyrrolo[2,1-c][1,4]benzodiazepine-Benzimidazole Hybrid to a 10mer DNA Duplex

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	1 mM DNA (5'-D(*AP*AP*CP*AP*AP*TP*TP*GP*TP*T)-3')-1, 1 mM Pyrrolo[2,1-c][1,4]benzodiazepine-Benzimidazole Hybrid-2, 100 mM NaCl-3, 20 mM PO4-4	100% D2O	0.28	7	ambient	295
2	2D DQF-COSY	1 mM DNA (5'-D(*AP*AP*CP*AP*AP*TP*TP*GP*TP*T)-3')-1, 1 mM Pyrrolo[2,1-c][1,4]benzodiazepine-Benzimidazole Hybrid-2, 100 mM NaCl-3, 20 mM PO4-4	100% D2O	0.28	7	ambient	295
3	2D 1H-1H TOCSY	1 mM DNA (5'-D(*AP*AP*CP*AP*AP*TP*TP*GP*TP*T)-3')-1, 1 mM Pyrrolo[2,1-c][1,4]benzodiazepine-Benzimidazole Hybrid-2, 100 mM NaCl-3, 20 mM PO4-4	100% D2O	0.28	7	ambient	295
4	2D 1H-1H NOESY	1 mM DNA (5'-D(*AP*AP*CP*AP*AP*TP*TP*GP*TP*T)-3')-5, 1 mM Pyrrolo[2,1-c][1,4]benzodiazepine-Benzimidazole Hybrid-6, 100 mM NaCl-7, 20 mM PO4-8	90% H2O/10% D2O	0.28	7	ambient	283

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
molecular dynamics		Amber

NMR Ensemble Information
Conformer Selection Criteria	representative conformers of clusters
Conformers Calculated Total Number	15000
Conformers Submitted Total Number	4
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber	9	Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo and Kollm