Solution structure of a ZAP1 zinc-responsive domain provides insights into metalloregulatory transcriptional repression in Saccharomyces cerevisiae
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 3D_15N-separated_NOESY | 0.7 mM protein, 1.5 mM Zn(II), 20 mM MES, 0.2 mM DSS, 1 mM NaN2, 5 mM Beta-mercaptoethanol | 90% H2O, 10% D2O or 99% D2O | no salt | 6.9 | 1 atm | 293 | |
| 2 | 3D_13C-separated_NOESY | 0.7 mM protein, 1.5 mM Zn(II), 20 mM MES, 0.2 mM DSS, 1 mM NaN2, 5 mM Beta-mercaptoethanol | 90% H2O, 10% D2O or 99% D2O | no salt | 6.9 | 1 atm | 293 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics combined with cartesian refinement | 1443 NOE-derived distance restraints, and 98 dihedral angle restraints. | CNS |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 50 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (closest to the average) |
| Additional NMR Experimental Information | |
|---|---|
| Details | pulse squences were from the Varian BioPack software package add-on within VNMR two 3D 13C-NOESY-HSQC spectra were recorded in 99% (v/v)D2O with carrier centered on aliphatic (43 ppm) and aromatic (125 ppm) regions, respectiviely. |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | CNS | 1.1 | A.T.Brunger, P.D.Adams, G.M.Clore, W.L.Delano, P.Gros, R.W.Grosse-Kunstleve, J.-S.Jiang, J.Kuszewski, M.Nilges, N.S.Pannu, R.J.Read, L.M.Rice, T.Simonson, G.L.Warren |
