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Lanthanoid tagging via an unnatural amino acid for protein structure characterization
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 20mM HEPES, 100mM sodium chloride, 10% D2O, 0.2mM [U-99% 15N] ubiquitin 90% H2O/10% D2O 100 mM 7.2 760 mmHg 298 Bruker AVANCE II 600 2 2D 1H-15N HSQC 20mM HEPES, 100mM sodium chloride, 0.1mM [U-99% 15N] HHR23A UBA1 Domain, 0.1 mM ubiquitin 90% H2O/10% D2O 100 mM 7.2 760 mmHg 298 Bruker AVANCE II 850
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE II 600 2 Bruker AVANCE II 850
NMR Refinement Method Details Software simulated annealing X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 160 Conformers Submitted Total Number 30 Representative Model 1 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 3 chemical shift assignment CcpNMR CCPN 4 peak picking CcpNMR CCPN