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Beni-Suef University Journal of Basic and Applied Sciences

Table 4 1H NMR spectral data, delta (ppm) of various amino acids detected in purified bacteriocin of E. casseliflavus MI001

From: Characterization of bacteriocin ABC transporter ATP-binding protein produced by a newly isolated Enterococcus casseliflavus MI001 strain

Name of the amino acid

Chemical shift (ppm)—standard values

Chemical shift (ppm)—predicted values

Lysine

1.7

1.713

Methionine

2.0

2.065

Cysteine

3.2

3.270

Proline

2.1–3.6

3.320–3.391

Threonine

4–5

4.866

Tryptophan

6.5–7.8

7.332

Histidine

6.5–8.5

8.433

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