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NMR solution structure of M-crystallin in calcium free form (apo).
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 2 2D 1H-13C HSQC 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 3 2D 1H-1H NOESY 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 4 3D CBCA(CO)NH 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 5 3D HNCACB 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 6 3D HNCO 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 7 (3,2)D HNHA 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 8 (3,2)D HNHB 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 9 3D 1H-15N NOESY 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298 10 3D 1H-13C NOESY 1.0-1.2 mM [U-99% 13C; U-99% 15N] M crystallin, 10 mM TRIS 90% H2O/10% D2O 7.5 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 800 2 Varian INOVA 600
NMR Refinement Method Details Software simulated annealing, torsion angle dynamics CYANA
NMR Ensemble Information Conformer Selection Criteria target function Conformers Calculated Total Number 400 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Additional NMR Experimental Information Details The structure was determined using a combination of NOE, dihedral angle constrains and 3J(HNHa) coupling data.
Computation: NMR Software # Classification Version Software Name Author 1 structure solution CYANA Guntert, Mumenthaler and Wuthrich 2 refinement CYANA Guntert, Mumenthaler and Wuthrich