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Peptide Disulfides as Substrates for Yeast GR.
| Substrate | Activity (moles NADPH/min/mole of enzyme)a |
|---|---|
| PTVTGCUG(ox)b | 1.89 ± 0.31 |
| PTVTGCCG(ox)b | 0.05 ± 0.005 |
| PTPASCUS(ox)b | 1.19 ± 0.023 |
| PTPASCCS(ox)b | 0.07 ± 0.018 |
| PTVTGC-TNBb | 9.54 ± 0.27 |
| PTPASC-TNBb | 16.07 ± 0.22 |
| GSSGc | 4357 ± 130 |
Activity is reported per monomer of GR
At 1 mM peptide in the assay cocktail.
At 250 μM GSSG and 1 nM yeast GR in the assay cocktail.
