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Determination of promoter activities upstream of the cdaA and glmM genes
| Carbon sourcea | Enzyme activityb |
||
|---|---|---|---|
| GP1319 lacZ | GP1339 pcdaA-lacZ | GP1340 pglmM-lacZ | |
| units/mg protein | |||
| − (CSE) | 2 (0.2) | 46 (0.2) | 2 (0.3) |
| Glucose | 0.6 (0.1) | 34 (4.6) | 1 (0.2) |
| Glucosamine | 0.6 (0.1) | 42 (3.2) | 0.8 (0.3) |
a Added to CSE medium.
b All measurements were performed at least in triplicate. Values in parentheses indicate the S.D.
