Table 1.
Enzymatic reactions and assays used for determination of the effects of CT domain mutations in pyruvate carboxylase from R. etli a
| Reactionsb | Assay |
|---|---|
| Pyruvate Carboxylation: Forward reaction (BC and CT)c | |
|
malate dehydrogenase |
| Oxaloacetate decarboxylation: Reverse reaction (CT and BC domains) | |
|
hexokinase/glucose-6- phosphate dehydrogenase |
| Oxamate-induced oxaloacetate decarboxylation: Reverse reaction (CT) | |
|
lactate dehydrogenase |
| Bicarbonate-dependent ATPase: Forward reaction (BC) | |
|
glucose-6-phosphate dehydrogenase/ phosphoglucomutase/ phosphorylase a |
| ADP phosphorylation: Reverse reaction (BC) | |
|
hexokinase/glucose-6- phosphate dehydrogenase |
Products highlighted are those assayed to determine specific activities and initial rates.
Detailed reaction and assay conditions in are described in the Methods section.
Domains involved in the reaction, BC = biotin carboxylase, CT = carboxyl transferase.