Purification and characterization of a dipeptidase from Lactobacillus sake.

AUTOR(ES)
RESUMO

A dipeptidase was purified from cell extracts of Lactobacillus sake. This compound was a monomer having a molecular weight of 50,000 and a pI of 4.7 and exhibited broad specificity against all dipeptides except those with proline or glycine at the N terminus. The enzyme was inhibited by EDTA or 1,10-phenanthroline but could be reactivated with CoCl2 and MnCl2.

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