Table 4.
(+) acetyl-CoA | (−) acetyl-CoA | ||
---|---|---|---|
kcat(min−1)b | kcat(min−1) | % ratec | |
Pyruvate carboxylation | 700 ± 20 | 65.8 ± 0.4 | 9 |
Full reverse reaction | 0.835 ± 0.005 | 0.152 ± 0.03 | 18 |
HCO3−-dependent ATPase | 2.58 ± 0.09 | 0.547 ± 0.002 | 22 |
Oxamate-induced
decarboxylation of oxaloacetate |
9.03 ± 0.04 | 6.00 ± 0.05 | 67 |
ADP phosphorylation | 2.4 ± 0.1 | 2.43 ± 0.01 | 100 |
For detailed reaction conditions see methods section.
Specific activities were determined for each reaction, with saturating concentrations of all substrates, in triplicate. Errors reported are the standard deviations from those determinations.
Compared to the specific activity in the presence of acetyl-CoA.