Table 3 13C NMR spectral data. Various groups of carbon being detected in purified bacteriocin ABC transporter isolated from E. casseliflavus MI001 strain
13C NMR spectra standard values | Purified bacteriocin sample NMR spectra (predicted values) | |
|---|---|---|
Carbon environment | Chemical shift (ppm) | Chemical shift (ppm) |
C=O (in ketones) | 205–220 | 217.51, 207.26 |
C in aromatic rings | 125–150 | 146.65 |
C=C (in alkenes) | 115–140 | 115.46, 114.12, 112.90 |
C=C (in alkynes) | 90–100 | 96.57 |
RCH2O− | 50–90 | 80.02, 61.16, 58.24 |
RCH2Cl | 30–60 | 49.86, 49.64, 49.43, 49.21, 49.01, 48.79, 48.57 |
RCH2NH2 | 30–65 | |