1FLS
SOLUTION STRUCTURE OF THE CATALYTIC FRAGMENT OF HUMAN COLLAGENASE-3 (MMP-13) COMPLEXED WITH A HYDROXAMIC ACID INHIBITOR
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 | 1mM U-15N,13C-labeled MMP-13 with WAY-151693 in a 1:1 ratio,10mM deuterated Tris-Base, 100mM NaCl, 5mM CaCl2, 0.1mM ZnCl2, 2mM NaN3, 10mM deuterated DTT in 100% D2O at pH 6.5 and 35C. | 100% D2O | 10 mM deuterated Tris-Base, 100 mM NaCl, 5 mM CaCl2, 0.1 mM ZnCl2, 2 mM NaN3, 10 mM deuterated DTT | 6.5 | ambient | 308 | |
2 | 3D_15N-separated_NOESY | 1mM U-15N-labeled MMP-13 with WAY-151693 in a 1:1 ratio,10mM deuterated Tris-Base, 100mM NaCl, 5mM CaCl2, 0.1mM ZnCl2, 2mM NaN3, 10mM deuterated DTT in 90% H2O, 10% D2O at pH 6.5 and 35C. | 90% H2O/10% D2O | 10 mM deuterated Tris-Base, 100 mM NaCl, 5 mM CaCl2, 0.1 mM ZnCl2, 2 mM NaN3, 10 mM deuterated DTT | 6.5 | ambient | 308 | |
3 | HNHA | 1mM U-15N,13C-labeled MMP-13 with WAY-151693 in a 1:1 ratio,10mM deuterated Tris-Base, 100mM NaCl, 5mM CaCl2, 0.1mM ZnCl2, 2mM NaN3, 10mM deuterated DTT in 90% H2O, 10% D2O at pH 6.5 and 35C. | 90% H2O/10% D2O | 10 mM deuterated Tris-Base, 100 mM NaCl, 5 mM CaCl2, 0.1 mM ZnCl2, 2 mM NaN3, 10 mM deuterated DTT | 6.5 | ambient | 308 | |
4 | 3D_C13-edited/filtered_NOESY | 1mM U-15N,13C-labeled MMP-13 with WAY-151693 in a 1:1 ratio,10mM deuterated Tris-Base, 100mM NaCl, 5mM CaCl2, 0.1mM ZnCl2, 2mM NaN3, 10mM deuterated DTT in 100% D2O at pH 6.5 and 35C. | 100% D2O | 10 mM deuterated Tris-Base, 100 mM NaCl, 5 mM CaCl2, 0.1 mM ZnCl2, 2 mM NaN3, 10 mM deuterated DTT | 6.5 | ambient | 308 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AMX-2 | 600 |
NMR Refinement | ||
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Method | Details | Software |
distance geometry simulated annealing | The structure was based on 3280 experimental NMR restraints, consisting of 2415 approximate interproton distance restraints, 47 distance restraints between MMP-13 and WAY-151693, 5 intramolecular distance restraints for WAY-151693, 88 distance restraints for 44 backbone hydrogen bonds, 391 torsion angle restraints, 103 3JNHa restraints 123 Ca restraints and 108 Cb restraints.The structure was also refined with a conformational database. | XwinNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | |
Conformers Calculated Total Number | |
Conformers Submitted Total Number | 1 |
Representative Model | 1 (minimized average structure) |
Additional NMR Experimental Information | |
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Details | The structure was determined using triple-resonance and isotope edited/filtered NMR spectroscopy. |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 2.0 | Bruker |
2 | processing | NMRPipe | 1.7 | Delaglio |
3 | structure solution | X-PLOR | 3.840 | Brunger |
4 | data analysis | PIPP | 4.2.8 | Garrett |
5 | refinement | X-PLOR | 3.840 | Brunger |