Guided Ideographic Spin System Model Optimization

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Simulation: simulation_1

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pKa (R. Williams)

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3,5-Dimethylpyrazin-2-amine

Simulation outputs:

InChI=1S/C6H9N3/c1-4-3-8-6(7)5(2)9-4/h3H,1-2H3,(H2,7,8) Parameter Value
Field strength 600.01(MHz)
RMSD of the fit 0.02818
Temperature 298 K
pH 7.4
InChI InChI=1S/C6H9N3/c1-4-3-8-6(7)5(2)9-4/h3H,1-2H3,(H2,7,8)
Note 1 10,11,12?13,14,15

Sample description:

Compound Type Concentration
3,5-Dimethylpyrazin-2-amine Solute 75uM
DSS Reference 15uM
bis-Tris-d19 Buffer 11mM
NaCl . 150mM
NaN3 . 0.04%.
Na Formate . 200uM
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Spin System Matrix

10 11 12 13 14 15 16
10 2.353 -14.0 -14.0 0 0 0 0
11 0 2.353 -14.0 0 0 0 0
12 0 0 2.353 0 0 0 0
13 0 0 0 2.322 -14.0 -14.0 0
14 0 0 0 0 2.322 -14.0 0
15 0 0 0 0 0 2.322 0
16 0 0 0 0 0 0 7.739

Spectra

Select field strength to view simulated spectra and peak lists (standard and GSD): Autoscale

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PPM Amplitude Peak Type
1.0 standard
0.999611 standard
0.332365 standard
1.0 standard
0.999813 standard
0.22904 standard
0.999988 standard
1.0 standard
0.268982 standard
0.999869 standard
1.00001 standard
0.291373 standard
0.999646 standard
1.0 standard
0.296872 standard
0.998787 standard
1.0 standard
0.302924 standard
0.99852 standard
1.00002 standard
0.324218 standard
0.999898 standard
1.0 standard
0.328064 standard
0.998202 standard
1.0 standard
0.329724 standard
1.0 standard
0.999871 standard
0.331605 standard
1.0 standard
0.999159 standard
0.331324 standard
0.999018 standard
1.0 standard
0.330296 standard
1.0 standard
0.999842 standard
0.331517 standard
0.99847 standard
1.0 standard
0.330886 standard
0.999349 standard
1.0 standard
0.331776 standard
0.999826 standard
1.0 standard
0.331562 standard
0.999144 standard
1.0 standard
0.332509 standard
0.998164 standard
1.0 standard
0.332179 standard
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