SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents3.5-5 mM Nuclease-H124L U-50% 2H; 300 mM KCl; D2O
SolventD2O
Ionic Strength300 nM KCl
pH5.5
Pressureambient
Temperature (K)318
Experiment(s):E-COSY, and others, 2D NOESY
Sample Contents3.5-5 mM Nuclease-H124L U-95% 15N; 300 mM KCl; H2O
SolventH2O
Ionic Strength300 nM KCl
pH5.1
Pressureambient
Temperature (K)318
Experiment(s):HMQC-J, 3D 1H-15N NOESY-HMQC, 3D HMQC-NOESY-HMQC
Sample Contents3.5-5 mM Nuclease-H124L; 300 mM KCl; D2O
SolventD2O
Ionic Strength300 nM KCl
pH5.5
Pressureambient
Temperature (K)318
Experiment(s):DQF-COSY
Sample Contents3.5-5 mM Nuclease-H124L U-50% 2H; 300 mM KCl; H2O
SolventH2O
Ionic Strength300 nM KCl
pH5.1
Pressureambient
Temperature (K)318
Experiment(s):2D NOESY
Sample Contents3.5-5 mM Nuclease-H124L U-98% 13C; 300 mM KCl; H2O
SolventH2O
Ionic Strength300 nM KCl
pH5.1
Pressureambient
Temperature (K)318
Experiment(s):2D 1H-13C HMQC
Sample Contents3.5-5 mM Nuclease-H124L U-98% 13C U-99% 15N; 300 mM KCl; H2O
SolventH20
Ionic Strength300 nM KCl
pH5.1
Pressureambient
Temperature (K)318
Experiment(s):HNCO
Spectrometer Information
Manufacturer Model Field Strength
Bruker AM 500.0
Bruker AM 600.0
NMR Refinement
Method Distance, hydrogen bond and torsion angle constraints
Details 2261 constraints were used to calculate the structure. Ca2+ is bound, but coordinates for the calcium are not provided.
NMR Ensemble Information
Conformers Submitted Total Number 1
Representative Model Choice Rationale
1 minimized average structure
Computation: NMR Software
# Classification Software Name Author
1 processing FELIX Biosym Technologies Inc
2 structure solution version: 3.1 X-PLOR Brunger
3 structure solution version: 2.3 INSIGHTii Biosym Technologies Inc
4 structure solution HBPLUS McDonald and Thornton
5 refinement version: 3.1 X-PLOR Brunger