EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
2.7.11.32 | more |
PPDK regulatory protein (PDRP) is a unique bifunctional enzyme, catalyzes this light-dependent regulation by reversible phosphorylation of an active-site Thr527 in PPDK |
Zea mays |
? |
- |
? |
2.7.11.32 | more |
modeling suggests that the two hydrogen bonds between the highly conserved residues Ser528 and Gly525 are required for PDRP-mediated phosphorylation of the active-site Thr527 of PPDK, substrate PPDK three-dimensional structure analysis, overview |
Zea mays |
? |
- |
? |
2.7.11.32 | more |
isoform PDRP2 lacks the phosphotransferase activity of the bifunctional PDRP1 isoform except when PDRP2 in the assays is elevated 5-10fold |
Zea mays |
? |
- |
- |
2.7.11.32 | ADP + [pyruvate phosphate dikinase] |
- |
Zea mays |
AMP + [pyruvate phosphate dikinase] phosphate |
- |
? |
2.7.11.32 | ADP + [pyruvate, phosphate dikinase] |
- |
Zea mays |
AMP + [pyruvate, phosphate dikinase] phosphate |
- |
? |
2.7.11.32 | ADP + [pyruvate, phosphate dikinase] |
reversible phosphorylation at Thr527 and Ser528, but not Thr309 and Ser506, of PPDK |
Zea mays |
AMP + [pyruvate, phosphate dikinase] phosphate |
- |
r |
2.7.11.32 | ADP + [pyruvate, phosphate dikinase] |
i.e. recombinant His-tagged wild-type and mutant maize PPDKs as substrates, reversible phosphorylation at Thr527 and Ser528, but not Thr309 and Ser506, of PPDK. Phosphorylation is detected on wild-type PPDK, PPDK-T309A, and PPDK-S506A, but not on PPDK-T527A, PPDK-S528A, or PPDK-H529A |
Zea mays |
AMP + [pyruvate, phosphate dikinase] phosphate |
- |
r |
2.7.11.32 | C4-pyruvate,phosphate dikinase + ADP |
active |
Zea mays |
[C4-pyruvate,phosphate dikinase]phosphate + AMP |
Thr456 phosphorylated (inactive) |
? |
2.7.11.32 | pyruvate, phosphate dikinase + ADP |
active |
Arabidopsis thaliana |
[pyruvate, phosphate dikinase] phosphate + AMP |
inactive |
? |
2.7.11.32 | pyruvate, phosphate dikinase + ADP |
active |
Oryza sativa |
[pyruvate, phosphate dikinase] phosphate + AMP |
Thr residue phosphorylated (inactive) |
? |