2K51
NMR Solution Structure of the Neurotrypsin Kringle Domain
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-15N HSQC | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
2 | 2D [1H-15N]-HMBC | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
3 | 2D 1H-13C HSQC | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
4 | 2D 1H-1H COSY | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
5 | 2D 1H-1H TOCSY | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
6 | 2D 1H-1H NOESY | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
7 | 3D TOCSY-[1H-15N]-HSQC | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
8 | 3D NOESY-[1H-15N]-HSQC | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
9 | 3D HNHA | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 | ||
10 | 3D HNHB | 1 MM [U-100% 15N] NT/K, 0.02% sodium azide, 90% H2O/10% D2O | no salt | 5.2 | AMBIENT | 300 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE DRX | 600 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | THE AUTOMATED NOESY ASSIGNMENT AND STRUCTURE CALCULATIONS CARRIED OUT BY BACUS/CNS. FINAL STRUCTURE REFINEMENT IN AN EXPLICIT SHELL OF WATER WAS PERFORMED USING ARIA/CNS, ON THE BASIS OF FIXED UNAMBIGUOUS DISTANCE RESTRAINTS AND STRUCTURES OBTAINED WITH BACUS/CNS, AND RESTRAINTS ON DIHEDRAL ANGLES AND HYDROGEN BONDS. NOTE THAT RESIDUES 1 - 7 AT THE N-TERMINUS AND RESIDUES 73 - 77 AT THE C-TERMINUS ARE DISORDERED. | ARIA/CNS |
NMR Ensemble Information | |
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Conformer Selection Criteria | STRUCTURE WITH THE LOWEST RMSD TO THE MEAN COORDINATES OF THE ENSEMBLE |
Conformers Calculated Total Number | 70 |
Conformers Submitted Total Number | 1 |
Representative Model | 1 (conformer with the lowest rmsd to the mean coordinates of the ensemble) |
Additional NMR Experimental Information | |
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Details | CHEMICAL SHIFT REFERENCE: 1,4-DIOXANE, 3.75 PPM, SPECTRA USED FOR NOESY ASSIGNMENT AND STRUCTURE CALCULATIONS WERE: 2D [1H-1H]-NOESY (MIXING TIME OF 100 MS) AND 3D NOESY-[1H-15N]-HSQC (MIXING TIME OF 200 MS). |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | refinement | ARIA/CNS | 2.0 | LINGE, J., NILGES, M., HABECK, M., RIEPING, W. |
2 | structure solution | ARIA/CNS | 2.0 | LINGE, J., NILGES, M., HABECK, M., RIEPING, W. |
3 | structure solution | BACUS | ||
4 | structure solution | CNS | 1.1 | |
5 | structure solution | CcpNmr Analysis | 1.4 |