2MZP

Structure and dynamics of the acidosis-resistant a162H mutant of the switch region of troponin I bound to the regulatory domain of troponin C


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
12D 1H-15N HSQC0.8-1 mM [U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride95% H2O/5% D2O0.126.1ambient303
23D HNCACB0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride95% H2O/5% D2O0.126.1ambient303
33D CBCA(CO)NH0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride95% H2O/5% D2O0.126.1ambient303
42D 1H-13C HSQC0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride95% H2O/5% D2O0.126.1ambient303
53D H(CCO)NH0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride95% H2O/5% D2O0.126.1ambient303
63D C(CO)NH0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride95% H2O/5% D2O0.126.1ambient303
73D HNHA0.8-1 mM [U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride95% H2O/5% D2O0.126.1ambient303
83D 1H-15N NOESY0.8-1 mM [U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride95% H2O/5% D2O0.126.1ambient303
93D 1H-13C NOESY aliphatic0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride100% D2O0.126.1ambient303
102D DQF-COSY0.8-1 mM [U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride100% D2O0.126.1ambient303
112D 1H-1H NOESY0.8-1 mM [U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride100% D2O0.126.1ambient303
122D 1H-1H COSY0.8-1 mM [U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride100% D2O0.126.1ambient303
1313C-15N filtered TOCSY0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride100% D2O0.126.1ambient303
1413C-15N filtered NOESY0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride100% D2O0.126.1ambient303
15Chmqcnoesy-Cfilt0.8-1 mM [U-13C; U-15N] cNTnC, 3.2-4 mM cTnIA162H, 10 mM Calcium, 10 mM imidazole, 0.25 mM [U-2H] DSS, 10 mM DTT, 100 mM Potassium chloride100% D2O0.126.1ambient303
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1VarianINOVA500
2VarianINOVA600
3VarianINOVA800
NMR Refinement
MethodDetailsSoftware
simulated annealingVnmrJ
NMR Ensemble Information
Conformer Selection Criteriastructures with the lowest energy
Conformers Calculated Total Number200
Conformers Submitted Total Number20
Representative Model1 (closest to the average)
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1collectionVnmrJVarian
2processingNMRPipeDelaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
3processingNMRDrawDelaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
4chemical shift assignmentNMRViewJ8.2.33Johnson, One Moon Scientific
5data analysisNMRViewJ8.2.33Johnson, One Moon Scientific
6peak pickingNMRViewJ8.2.33Johnson, One Moon Scientific
7structure solutionX-PLOR NIH2.35Schwieters, Kuszewski, Tjandra and Clore
8refinementX-PLOR NIH2.35Schwieters, Kuszewski, Tjandra and Clore
9validationPSVS1.5Bhattacharya and Montelione