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Table 1 Specific MP and β-PGM activities in cell extracts of L. lactis 19435 and TMB5004 cultivated on different carbon sources.

From: Physiological function of the maltose operon regulator, MalR, in Lactococcus lactis

Carbon source

MP activity (U mg protein-1)a

β-PGM activity (U mg protein-1)a

 

19435

TMB5004

19435

TMB5004

Maltose

0.12 ± 0.01

0.12 ± 0.01

0.52 ± 0.03

0.50 ± 0.04

Glucose

0.07 ± 0.01

0.10 ± 0.02

0.19 ± 0.02

0.12 ± 0.01

  1. Mean values and standard deviations are given for each cell extract analysed in triplicate in each assay. a Specific activity in cuvette. 1 U mg protein-1 corresponds to 1 μmol substrate converted per minute per milligram protein added.