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NMR structure of a kissing complex formed between the TAR RNA element of HIV-1 and a LNA modified aptamer
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 HSQC 1 mM 15N/13C labeled TAR/unlabeled aptamer complex 10 mM phosphate buffer pH 6.4; 90% H2O, 10% D2O 6.4 ambient 288 2 3D HCCH-TOCSY 1 mM 15N/13C labeled TAR/unlabeled aptamer complex 10 mM phosphate buffer pH 6.4; 100% D2O 6.4 ambient 288 3 2D NOESY 1 mM unlabeled TAR/aptamer complex 10 mM phosphate buffer pH 6.4; 90% H2O, 10% D2O 6.4 ambient 288 4 2D NOESY 1 mM unlabeled TAR/aptamer complex 10 mM phosphate buffer pH 6.4; 100% D2O 6.4 ambient 288 5 2D TOCSY 1 mM unlabeled TAR/aptamer complex 10 mM phosphate buffer pH 6.4; 100% D2O 6.4 ambient 288 6 3D NOESY-NOESY 1 mM unlabeled TAR/aptamer complex 10 mM phosphate buffer pH 6.4; 100% D2O 6.4 ambient 288
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 500
NMR Ensemble Information Conformer Selection Criteria The submitted structure are the 10 structures with zero violation on NOE distance, dihedral and with the lowest energy. Conformers Calculated Total Number 100 Conformers Submitted Total Number 10 Representative Model 1 (closest to the average)
Additional NMR Experimental Information Details The structure was determined using standard homonulear and heteronuclear methods.
Computation: NMR Software # Classification Version Software Name Author 1 structure solution CNS 1.1 Brunger A. T. etall 2 refinement CNS 1.1 Brunger A. T. etall