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Literature summary for 2.7.9.1 extracted from

  • Chastain, C.J.; Xu, W.; Parsley, K.; Sarath, G.; Hibberd, J.M.; Chollet, R.
    The pyruvate, orthophosphate dikinase regulatory proteins of Arabidopsis possess a novel, unprecedented Ser/Thr protein kinase primary structure (2008), Plant J., 53, 854-863.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
additional information phosphorylation of PPDK by AtRP1/2 is negated or greatly reduced when pyruvate is also included in the reaction mixture Arabidopsis thaliana

Localization

Localization Comment Organism GeneOntology No. Textmining
chloroplast C3 chloroplasts Arabidopsis thaliana 9507
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chloroplast C4 chloroplasts Zea mays 9507
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Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
additional information Zea mays differing functions of PPDK in C4 versus C3 plants, C4 PPDK regulatory proteins are involved in regulation of PPDK, mechanism, overview ?
-
?
additional information Arabidopsis thaliana differing functions of PPDK in C4 versus C3 plants, PPDK activity in C3 chloroplasts is light-regulated via reversible phosphorylation of an active-site Thr residue by the C3 PPDK regulatory proteins, most unusual bifunctional protein kinase /protein phosphatase, mechanism, overview. AtRP1 is chloroplast-targeted in predominant in greening and green tissues and organs, while AtRP2 is cytosol-localized mainly in seeds and pollen, overview ?
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?

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana
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-
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Zea mays
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
phosphoprotein PPDK activity in C3 chloroplasts is light-regulated via reversible phosphorylation of an active-site Thr residue by the PPDK regulatory protein, i.e. C3 RP, a most unusual bifunctional protein kinase /protein phosphatase, overview Arabidopsis thaliana
phosphoprotein PPDK activity in C4 chloroplasts is light-regulated via reversible phosphorylation of an active-site Thr residue by the PPDK regulatory protein, i.e. C4 RP, a most unusual bifunctional protein kinase /protein phosphatase, overview Zea mays

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information differing functions of PPDK in C4 versus C3 plants, C4 PPDK regulatory proteins are involved in regulation of PPDK, mechanism, overview Zea mays ?
-
?
additional information differing functions of PPDK in C4 versus C3 plants, PPDK activity in C3 chloroplasts is light-regulated via reversible phosphorylation of an active-site Thr residue by the C3 PPDK regulatory proteins, most unusual bifunctional protein kinase /protein phosphatase, mechanism, overview. AtRP1 is chloroplast-targeted in predominant in greening and green tissues and organs, while AtRP2 is cytosol-localized mainly in seeds and pollen, overview Arabidopsis thaliana ?
-
?

Synonyms

Synonyms Comment Organism
PPDK
-
Zea mays
PPDK
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Arabidopsis thaliana
pyruvate, orthophosphate dikinase
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Zea mays
pyruvate, orthophosphate dikinase
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Arabidopsis thaliana