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Three-dimensional solution structure of apo-S100P protein determined by NMR spectroscopy
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
3D_13C-separated_NOESY
2.5-3 mM S100P 15N/13C; 20 mM Tris-d6 buffer, 100mM KCl, 90% H2O, 10% D2O
90% H2O/10% D2O
6.8
ambient
298
2
3D_15N-separated_NOESY
2.5-3 mM S100P 15N/13C; 20 mM Tris-d6 buffer, 100mM KCl, 90% H2O, 10% D2O
90% H2O/10% D2O
6.8
ambient
298
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Varian
UNITYPLUS
750
2
Varian
UNITYPLUS
600
NMR Refinement
Method
Details
Software
distance geometry
simulated annealing
The structures are based on a total of 3344 restraints, 3104 are NOE-derived
distance constraints, 122 CSI-based torsional angle restraints
Felix
NMR Ensemble Information
Conformer Selection Criteria
structures with the least restraint violations,structures with the lowest energy
Conformers Calculated Total Number
50
Conformers Submitted Total Number
16
Representative Model
15 (fewest violations,lowest energy)
Additional NMR Experimental Information
Details
The structure was determined using triple-resonance NMR spectroscopy
Computation: NMR Software
#
Classification
Version
Software Name
Author
1
processing
Felix
98
MSI
2
structure solution
Amber
6/7
David A. Case, David A. Pearlman, James W. Caldwell, Thomas E. Cheatham III, Junmei Wang, Wilson S.Ross, Carlos Simmerling, Tom Darden, Kenneth M. Merz, Robert V. Stanton, Ailan Cheng, James J.Vincent, Mike Crowley, Vickie Tsui, Holger Gohlke, Randall Radmer, Yong Duan, Jed Pitera, IrinaMassova, George L. Seibel, U. Chandra Singh, Paul Weiner, and Peter A. Kollman