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. 2011 Mar 18;6(3):e14768. doi: 10.1371/journal.pone.0014768

Figure 2. NMR spectra reveal no imidazol in S100B tetramer or dimer isolated by gel filtration.

Figure 2

1H NMR spectra in D2O for imidazol and the dimer and tetramer fractions as purified by gel filtration after triggering of 20 mg/ml S100B with 90 mM imidazol in1 mM EDTA, 1 mM DTT and 0.25 M NaCl.