Table 3. Activities of LdhD and LdhDnARSdR of crude extracts of S. elongates.
| Strain |
Activitya |
Enzyme | |
|---|---|---|---|
| NADH | NADPH | ||
| unit | |||
| PCC7942 | NDb | ND | —c |
| YLW01 | 201.1 ± 2.3 | ND | LdhD |
| YLW02 | 289.4 ± 2.6 | ND | LdhD |
| YLW03 | 0.21 ± 0.02 | 1.96 ± 0.08 | LdhDnARSdR |
| YLW04 | 0.68 ± 0.03 | 5.76 ± 0.25 | LdhDnARSdR |
| YLW05 | 0.53 ± 0.03 | 4.34 ± 0.21 | LdhDnARSdR |
Values represent mean ± S.D. (n = 3).
aUnder standard assay conditions as described under “Methods”.
bND, the enzymes showed no activity towards the substrate.
cNot exist.