2MZI

NMR Solution Structure of the PRO Form of Human Matrilysin (proMMP-7) in Complex with Anionic Membrane


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
13D 1H-15N NOESY0.4 mM [U-100% 15N, U-100% 13CH3 (ILV)] proMMP-7(E195A), 50 mM 1,2-DIMYRISTOYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 100 mM 1,2-DIHEXANEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 3 mM CHOLEST-5-EN-3-YL HYDROGEN SULFATE, 20 mM imidazole, 10 mM CaCl2, 20 uM ZnCl2, 10 mM beta-mercaptoethanol, 0.02 % sodium azide90% H2O/10% D2O6.6310
23D 1H-13C NOESY0.4 mM [U-100% 15N, U-100% 13CH3 (ILV)] proMMP-7(E195A), 50 mM 1,2-DIMYRISTOYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 100 mM 1,2-DIHEXANEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 3 mM CHOLEST-5-EN-3-YL HYDROGEN SULFATE, 20 mM imidazole, 10 mM CaCl2, 20 uM ZnCl2, 10 mM beta-mercaptoethanol, 0.02 % sodium azide90% H2O/10% D2O6.6310
32D 1H-15N HSQC, CPMG0.4 mM [U-100% 15N, U-100% 13CH3 (ILV)] proMMP-7(E195A), 50 mM 1,2-DIMYRISTOYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 100 mM 1,2-DIHEXANEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 3 mM CHOLEST-5-EN-3-YL HYDROGEN SULFATE, 20 mM imidazole, 10 mM CaCl2, 20 uM ZnCl2, 10 mM beta-mercaptoethanol, 0.02 % sodium azide, 1.5 mM 1-palmitoyl-2-stearoyl-(14-doxyl)-sn-glycero-3-phosphocholine, 1.5 mM 1,2-dipalmitoyl-sn-glycero-3-phospho(tempo)choline90% H2O/10% D2O6.6310
42D 1H-13C HSQC, CPMG0.4 mM [U-100% 15N, U-100% 13CH3 (ILV)] proMMP-7(E195A), 50 mM 1,2-DIMYRISTOYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 100 mM 1,2-DIHEXANEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 3 mM CHOLEST-5-EN-3-YL HYDROGEN SULFATE, 20 mM imidazole, 10 mM CaCl2, 20 uM ZnCl2, 10 mM beta-mercaptoethanol, 0.02 % sodium azide, 1.5 mM 1-palmitoyl-2-stearoyl-(14-doxyl)-sn-glycero-3-phosphocholine, 1.5 mM 1,2-dipalmitoyl-sn-glycero-3-phospho(tempo)choline90% H2O/10% D2O6.6310
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1BrukerAVANCE800
NMR Refinement
MethodDetailsSoftware
molecular dynamicsEnergy minimisation. 100ps NVT equilibration. 1ns NPT equilibration. 20ns time-averaged restrained MD.TopSpin
NMR Ensemble Information
Conformer Selection Criteriastructures with the least restraint violations
Conformers Calculated Total Number10000
Conformers Submitted Total Number20
Representative Model1 (fewest violations)
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1collectionTopSpin3.1Bruker Biospin
2processingTopSpin3.1Bruker Biospin
3peak pickingAnalysis2.4CCPN
4chemical shift assignmentAnalysis2.4CCPN
5structure solutionHADDOCK2.1Alexandre Bonvin
6refinementGROMOS4.5.7van Gunsteren and Berendsen