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STRUCTURE OF CALCIUM-SATURATED CARDIAC TROPONIN C, NMR, 1 STRUCTURE
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
NOESY
6.7
303
2
TOCSY
6.7
303
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Varian
UNITYPLUS
500
2
Varian
UNITYPLUS
600
NMR Refinement
Method
Details
Software
simulated annealing
CALCULATIONS OF THE N- AND C-DOMAINS WERE PERFORMED SEPARATELY BECAUSE THE CENTRAL LINKER IS UNSTRUCTURED AND FLEXIBLE IN SOLUTION. THE ORIENTATION OF THE TWO DOMAINS WITH RESPECT TO EACH OTHER AND THE STRUCTURE OF THE CENTRAL LINKER (RESIDUES 86 - 94) ARE THEREFORE UNDEFINED. THE N-DOMAIN (2 - 85) AND C-DOMAIN (95 - 161) IN THIS STRUCTURE ARE THE STRUCTURES IN THE ENSEMBLES CLOSEST TO THE UNMINIMIZED AVERAGE STRUCTURES. IN PARTICULAR, THE N-DOMAIN HERE CORRESPONDS TO MODEL 25 IN 2CTN, AND THE C-DOMAIN TO MODEL 3 IN 3CTN. THE CENTRAL LINKER HERE IS THE RESULT OF ENERGY MINIMIZATION WITHOUT EXPERIMENTAL RESTRAINTS, AND IS ADDED ONLY AS A TOOL OF CONVENIENCE.