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Structure of Hg-NmerA, Hg(II) complex of the N-terminal domain of Tn501 Mercuric Reductase
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 1.0-2.0 mM [U-100% 15N] NmerA polypeptide-1, stoichiometric with NmerA mM MERCURY (II) ION-2, 10 mM [U-100% 2H] HEPES-3 90% H2O/10% D2O 0.0176 7.0 ambient 303 2 3D 1H-15N TOCSY 1.0-2.0 mM [U-100% 15N] NmerA polypeptide-1, stoichiometric with NmerA mM MERCURY (II) ION-2, 10 mM [U-100% 2H] HEPES-3 90% H2O/10% D2O 0.0176 7.0 ambient 303 3 3D 1H-15N NOESY 1.0-2.0 mM [U-100% 15N] NmerA polypeptide-1, stoichiometric with NmerA mM MERCURY (II) ION-2, 10 mM [U-100% 2H] HEPES-3 90% H2O/10% D2O 0.0176 7.0 ambient 303 4 3D 1H-13C NOESY 1.0-2.0 mM [U-100% 13C; U-100% 15N] NmerA polypeptide-7, stoichiometric with NmerA mM MERCURY (II) ION-8, 10 mM [U-100% 2H] HEPES-9 100% D2O 0.0176 7.0 ambient 303 5 3D HNCA 1.0-2.0 mM [U-100% 13C; U-100% 15N] NmerA polypeptide-4, stoichiometric with NmerA mM MERCURY (II) ION-5, 10 mM [U-100% 2H] HEPES-6 90% H2O/10% D2O 0.0176 7.0 ambient 303 6 3D CBCA(CO)NH 1.0-2.0 mM [U-100% 13C; U-100% 15N] NmerA polypeptide-4, stoichiometric with NmerA mM MERCURY (II) ION-5, 10 mM [U-100% 2H] HEPES-6 90% H2O/10% D2O 0.0176 7.0 ambient 303 7 3D C(CO)NH 1.0-2.0 mM [U-100% 13C; U-100% 15N] NmerA polypeptide-4, stoichiometric with NmerA mM MERCURY (II) ION-5, 10 mM [U-100% 2H] HEPES-6 90% H2O/10% D2O 0.0176 7.0 ambient 303 8 3D HBHA(CO)NH 1.0-2.0 mM [U-100% 13C; U-100% 15N] NmerA polypeptide-4, stoichiometric with NmerA mM MERCURY (II) ION-5, 10 mM [U-100% 2H] HEPES-6 90% H2O/10% D2O 0.0176 7.0 ambient 303 9 3D H(CCO)NH 1.0-2.0 mM [U-100% 13C; U-100% 15N] NmerA polypeptide-4, stoichiometric with NmerA mM MERCURY (II) ION-5, 10 mM [U-100% 2H] HEPES-6 90% H2O/10% D2O 0.0176 7.0 ambient 303 10 3D HNHA 1.0-2.0 mM [U-100% 15N] NmerA polypeptide-1, stoichiometric with NmerA mM MERCURY (II) ION-2, 10 mM [U-100% 2H] HEPES-3 90% H2O/10% D2O 0.0176 7.0 ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 500
NMR Refinement Method Details Software simulated annealing, molecular dynamics XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 processing XwinNMR Bruker Biospin 2 collection XwinNMR Bruker Biospin 3 data analysis XEASY Bartels et al. 4 peak picking XEASY Bartels et al. 5 structure solution DYANA Guntert, Braun and Wuthrich 6 energy minimization CNS Brunger, Adams, Clore, Gros, Nilges and Read 7 refinement CNS Brunger, Adams, Clore, Gros, Nilges and Read 8 structure analysis Procheck Laskowski, MacArthur, Smith, Jones, Hutchinson, Morris, Moss and Tho