1JM4
NMR Structure of P/CAF Bromodomain in Complex with HIV-1 Tat Peptide
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 3D_13C-separated_NOESY | 0.5 mM Bromodomain (U-15N)/Tat Peptide; 100 mM Phosphate Buffer of pH 6.5, 5 mM Perdeuterated DTT and 0.5 mM EDTA | 90% H2O/10% D2O | 100 mM | 6.5 | Ambient | 303 | |
2 | 3D_15N-separated_NOESY | 0.5 mM Bromodomain (U-13C,15N)/Tat Peptide; 100 mM Phosphate Buffer of pH 6.5, 5 mM Perdeuterated DTT and 0.5 mM EDTA | 99.5% D2O | |||||
3 | 3D_13C-filtered_NOESY | 0.5 mM Bromodomain (U-15N)/Tat Peptide; 100 mM Phosphate Buffer of pH 6.5, 5 mM Perdeuterated DTT and 0.5 mM EDTA | 90% H2O/10% D2O | 100 mM | 6.5 | Ambient | 303 | |
4 | 3D_13C/15N-filtered_NOESY | 0.5 mM Bromodomain (U-13C,15N)/Tat Peptide; 100 mM Phosphate Buffer of pH 6.5, 5 mM Perdeuterated DTT and 0.5 mM EDTA | 99.5% D2O | |||||
5 | 2D_ROESY | 0.5 mM Bromodomain (U-15N)/Tat Peptide; 100 mM Phosphate Buffer of pH 6.5, 5 mM Perdeuterated DTT and 0.5 mM EDTA | 90% H2O/10% D2O | 100 mM | 6.5 | Ambient | 303 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 600 |
2 | Bruker | DRX | 500 |
NMR Refinement | ||
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Method | Details | Software |
Distance Geometry/Simulated Annealing | THE ARIA/X-PLOR PLATFORM HAS BEEN USED FOR THE NOE ASSIGNMENT | NMRPipe |
NMR Ensemble Information | |
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Conformer Selection Criteria | Back Calculated Data Agree with Experimental NOESY Spectrum, Structures with Acceptable Covalent Geometry, Structures with Favorable Non-bond Energy, Structures with the Least Restraint Violations, Structures with the Lowest Energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 25 |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | processing | NMRPipe | 3 | Frank Delaglio |
2 | data analysis | NMRView | 3.5 | Bruce Johbson |
3 | structure solution | X-PLOR/ARIA | 2 | Michael Nilges |
4 | refinement | X-PLOR 3.851 | Brunger |