1TM6

NMR Structure of the Free Zinc Binding C-terminal Domain of SecA


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
12D TOCSY2.5mM protein, 2.7mM ZnCl, 10mM PO4 buffer10% D2O; 90% H2O2.7mM ZnCl; 10mM PO4 buffer7.401 atm298
22D NOESY2.5mM protein, 2.7mM ZnCl, 10mM PO4 buffer10% D2O; 90% H2O2.7mM ZnCl; 10mM PO4 buffer7.401 atm298
3Natural Abundance N-HSQC2.5mM protein, 2.7mM ZnCl, 10mM PO4 buffer10% D2O; 90% H2O2.7mM ZnCl; 10mM PO4 buffer6.031 atm298
4Natural Abundance C-HSQC2.5mM protein, 2.7mM ZnCl, 10mM PO4 buffer99% D20; 1% H202.7mM ZnCl; 10mM PO4 buffer6.431 atm298
5Hydrogen Exchange1.4mM protein, 1.6mM ZnCl, 10mM PO4 buffer99.96% D2O1.6mM ZnCl; 10mM PO4 buffer6.141 atm298
62D NOESY2.5mM protein, 2.7mM ZnCl, 10mM PO4 buffer99% D20; 1% H202.7mM ZnCl; 10mM PO4 buffer6.431 atm298
7E-COSY2.5mM protein, 2.7mM ZnCl, 10mM PO4 buffer99% D20; 1% H202.7mM ZnCl; 10mM PO4 buffer6.431 atm298
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1VarianINOVA500
2VarianINOVA500
3VarianINOVA500
4VarianINOVA500
NMR Refinement
MethodDetailsSoftware
standard x-plor protocol; 1. distance geometry sub-embed 2. distance geometry full embed 3. simulated annealing 4. simulated annealing refineFelix
NMR Ensemble Information
Conformer Selection Criteriastructures with acceptable covalent geometry,structures with favorable non-bond energy,structures with the least restraint violations,structures with the lowest energy,target function
Conformers Calculated Total Number500
Conformers Submitted Total Number20
Representative Model1 (closest to the average,fewest violations,lowest energy)
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1data analysisFelix2000
2refinementX-PLOR3.851