1XSA
Structure of the nudix enzyme AP4A hydrolase from homo sapiens (E63A mutant)
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | C HSQC-NOESY | 1.0mM human AP4A hydrolase | 20mM MgCl2, 20mM imidazole, pH 6.5, 90% H2O 10% D2O, 10mM DTT, 1mM EDTA | 51mM | 6.5 | ambient | 293 | |
2 | 3D_15N-separated_NOESY | 1.0mM human AP4A hydrolase | 20mM MgCl2, 20mM imidazole, pH 6.5, 90% H2O 10% D2O, 10mM DTT, 1mM EDTA | 51mM | 6.5 | ambient | 293 | |
3 | C HSQC-NOESY | 1.0mM human AP4A hydrolase | 20mM MgCl2, 20mM imidazole, pH 6.5, 100% D2O, 10mM DTT, 1mM EDTA | 51mM | 6.5 | ambient | 293 | |
4 | 3D_15N-separated_NOESY | 1.0mM human AP4A hydrolase | 20mM MgCl2, 20mM imidazole, pH 6.5, 100% D2O, 10mM DTT, 1mM EDTA | 51mM | 6.5 | ambient | 293 | |
5 | C noesy-HSQC (aromatic region) | 1.0mM human AP4A hydrolase | 20mM MgCl2, 20mM imidazole, pH 6.5, 100% D2O, 10mM DTT, 1mM EDTA | 51mM | 6.5 | ambient | 293 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 600 |
2 | Varian | INOVA | 500 |
NMR Refinement | ||
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Method | Details | Software |
CANDID with talos for NOE assignments. xplor-NIH with RAMA pot. Further Refine against CACB shifts | CYANA |
NMR Ensemble Information | |
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Conformer Selection Criteria | target function |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 33 |
Representative Model | 1 (lowest energy) |
Additional NMR Experimental Information | |
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Details | Residues 1 and 2 are changed from GP to Alanine in the calculations. These are non native from precission cleavage site and are unstructured. |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure solution | CYANA | 1.0.7 | P. Guntert |
2 | refinement | XPLOR-NIH | 2.9.1 |