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Literature summary extracted from

  • Mirra, B.; Carvalho, K.; Curitiba, B.; Ribeiro, L.; Moraes, J.; da Silva, J.R.; Costa, E.P.; da Fonseca, R.N.; Campos, E.
    Inorganic pyrophosphatase from the red flour beetle (Tribolium castaneum) modulates mitochondrial polyphosphate metabolism (2019), Arch. Insect Biochem. Physiol., 102, e21606 .
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
3.6.1.1 gene TcasGA2_TC004566, real-time PCR expression analysis Tribolium castaneum

Protein Variants

EC Number Protein Variants Comment Organism
3.6.1.1 additional information knockdown of Tc-SPPase in the genome of Tribolium castaneum via pRNAi. Injection of Tc-sPPase dsRNA completely inhibits its expression when compared to the control, confirming that Tc-sPPase transcription is largely reduced Tribolium castaneum

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.6.1.1 mitochondrion
-
Tribolium castaneum 5739
-
3.6.1.1 soluble
-
Tribolium castaneum
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.6.1.1 Mg2+ required Tribolium castaneum

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.6.1.1 diphosphate + H2O Tribolium castaneum
-
2 phosphate
-
?
3.6.1.1 triphosphate + H2O Tribolium castaneum
-
3 phosphate
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.6.1.1 Tribolium castaneum D6WB60
-
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.6.1.1 diphosphate + H2O
-
Tribolium castaneum 2 phosphate
-
?
3.6.1.1 triphosphate + H2O
-
Tribolium castaneum 3 phosphate
-
?

Synonyms

EC Number Synonyms Comment Organism
3.6.1.1 inorganic pyrophosphatase
-
Tribolium castaneum
3.6.1.1 inorganic pyrophosphatase-like protein UniProt Tribolium castaneum
3.6.1.1 PPase
-
Tribolium castaneum
3.6.1.1 soluble inorganic pyrophosphatase
-
Tribolium castaneum
3.6.1.1 Tc-sPPase
-
Tribolium castaneum
3.6.1.1 TC004566
-
Tribolium castaneum
3.6.1.1 TcasGA2_TC004566 locus name Tribolium castaneum

General Information

EC Number General Information Comment Organism
3.6.1.1 malfunction tripolyphosphate is able to increase the F-ATPase activity in wild-type and Tc-sPPase RNAi beetles. sPPase gene knock-down influences polyP metabolism in mitochondria, mainly tripolyphosphate metabolism Tribolium castaneum
3.6.1.1 metabolism inorganic pyrophosphatase modulates polyphosphate metabolism in mitochondria and affects the link between mitochondrial activity and polyphosphate metabolism in Tibolium castaneum. Mitochondrial respiration modulates exopolyphosphatase activity (EC 3.6.1.11) only in wild-type beetles. The soluble form has a greater affinity for polyP3, and the membrane form has a greater affinity for polyP15, with only the soluble PPX activity being affected by Tc-sPPase RNAi Tribolium castaneum
3.6.1.1 physiological function presence of two exopolyphosphatase isoforms in mitochondria. Tribolium castaneum mitochondrial polyP levels decrease after injection with soluble diphosphatase (Tc-sPPase) dsRNA, while the membrane exopolyphosphate activity (EC 3.6.1.11) increases Tribolium castaneum