SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents3mM KaiA135N U-15N; 50mM sodium chloride; 20mM phosphate buffer
Solvent95% H2O, 5% D2O
Ionic Strength0.17
pH7.0
Pressureambient
Temperature (K)298
Experiment(s):HNHA, HNHB
Sample Contents3mM KaiA135N U-15N,13C; 50mM sodium chloride; 20mM phosphate buffer
Solvent95% H2O, 5% D2O
Ionic Strength0.17
pH7.0
Pressureambient
Temperature (K)298
Experiment(s):4D_13C/15N-separated_NOESY
Sample Contents3mM KaiA135N U-15N,13C; 50mM sodium chloride; 20mM phosphate buffer
Solvent100% D2O
Ionic Strength0.17
pH7.0
Pressureambient
Temperature (K)298
Experiment(s):4D_13C-separated_NOESY, HAHB, BRCTCO/BRCTCN
Spectrometer Information
Manufacturer Model Field Strength
Varian INOVA 600.0
NMR Refinement
Method Distance geometry, Simulated annealing regularization, Simulated annealing refinement
Details The structures are based on 2034 restraints: 1816 are NOE-derived distance constraints, 187 dihedral angle restraints, 31 distance restraints from hydrogen bonds
NMR Ensemble Information
Conformer Selection Criteria structures with the lowest energy
Conformers Calculated Total Number 50
Conformers Submitted Total Number 25
Representative Model Choice Rationale
1 closest to the average
Additional NMR Experimental Information
1 Submission corresponds to family of 25-low-energy-structures. The 1H, 15N and 13C chemical shifts of KaiA135N are deposited at the BMRB database (http://www.bmrb.wisc.edu) under the accession number 5031.
Computation: NMR Software
# Classification Software Name Author
1 refinement X-PLOR 3.851 Brunger
2 data analysis PIPP 4.2.6 Garrett
3 processing NMRPipe 1.8 Rev 2001.030.21.27 Delaglio
4 collection VNMR 6.1b Varian Associates