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Literature summary extracted from

  • Mechin, V.; Thevenot, C.; Le Guilloux, M.; Prioul, J.L.; Damerval, C.
    Developmental analysis of maize endosperm proteome suggests a pivotal role for pyruvate orthophosphate dikinase (2007), Plant Physiol., 143, 1203-1219.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

EC Number Cloned (Comment) Organism
2.7.9.1 quantitative expression analysis of the enzyme during endosperm development, expression profiles, overview Zea mays

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.7.9.1 cytosol seven isoforms of cytosolic PPDK of maize identified by proteomics, distinguished by deduced molecular mass, isoelectric point and slight differences in primary peptide sequence, in silico prediction of subcellular destination Zea mays 5829
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.9.1 Mg2+
-
Zea mays

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.7.9.1 additional information
-
different isoforms of one of the two cytosolic isoforms of PPDK of maize distinguished by pI value, molecular mass and altered amino acid positions in identified peptides by isoelectric focusing, 2-D electrophoresis and liquid chromatography Zea mays
2.7.9.1 99280
-
cytosolic CyPPDK 2 Zea mays
2.7.9.1 104900
-
cytosolic CyPPDK 2 Zea mays
2.7.9.1 105100
-
cytosolic CyPPDK 2 Zea mays
2.7.9.1 105700
-
cytosolic CyPPDK 2 Zea mays

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.7.9.1 AMP + phosphoenolpyruvate + diphosphate Zea mays
-
ATP + pyruvate + phosphate
-
r
2.7.9.1 ATP + pyruvate + phosphate Zea mays C4 photosynthesis, late-stage accumulation of PPDK supports involvement in the starch-protein balance through restriction of ADP-glucose synthesis in dependence of diphosphate, role by influencing the balance of alanine-aromatic amino acid synthesis AMP + phosphoenolpyruvate + diphosphate
-
r
2.7.9.1 additional information Zea mays specific late-stage accumulation of the pyruvate orthophosphate dikinase, it plays a critical rolein the starch-protein balance through inorganic pyrophosphate-dependent restriction of ADP-glucose synthesis in addition to its usually reported influence on the alanine-aromatic amino acid synthesis balance, overview ?
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.7.9.1 Zea mays
-
-
-
2.7.9.1 Zea mays P11155 inbred line F2
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.7.9.1 endosperm time course analysis of seven developmental stages of maize, 4-40 days after pollination, significant PPDK accumulation at 21 days after pollination Zea mays
-
2.7.9.1 endosperm proteomic study of maize endosperm development, PPDK is important, overview Zea mays
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.9.1 AMP + phosphoenolpyruvate + diphosphate
-
Zea mays ATP + pyruvate + phosphate
-
r
2.7.9.1 ATP + pyruvate + phosphate
-
Zea mays AMP + phosphoenolpyruvate + diphosphate
-
r
2.7.9.1 ATP + pyruvate + phosphate C4 photosynthesis, late-stage accumulation of PPDK supports involvement in the starch-protein balance through restriction of ADP-glucose synthesis in dependence of diphosphate, role by influencing the balance of alanine-aromatic amino acid synthesis Zea mays AMP + phosphoenolpyruvate + diphosphate
-
r
2.7.9.1 additional information specific late-stage accumulation of the pyruvate orthophosphate dikinase, it plays a critical rolein the starch-protein balance through inorganic pyrophosphate-dependent restriction of ADP-glucose synthesis in addition to its usually reported influence on the alanine-aromatic amino acid synthesis balance, overview Zea mays ?
-
?

Synonyms

EC Number Synonyms Comment Organism
2.7.9.1 PPDK
-
Zea mays
2.7.9.1 pyruvate orthophosphate dikinase
-
Zea mays

Cofactor

EC Number Cofactor Comment Organism Structure
2.7.9.1 AMP forward reaction Zea mays
2.7.9.1 ATP reverse reaction Zea mays

pI Value

EC Number Organism Comment pI Value Maximum pI Value
2.7.9.1 Zea mays annotation of different isoforms of one of the two cytosolic isoforms of PPDK of maize
-
additional information
2.7.9.1 Zea mays isoelectric focusing (pH range from 4 to 7), cytosolic CyPPDK 2
-
5.2
2.7.9.1 Zea mays isoelectric focusing (pH range from 4 to 7), cytosolic CyPPDK 2
-
5.3
2.7.9.1 Zea mays isoelectric focusing (pH range from 4 to 7), cytosolic CyPPDK 2
-
5.4