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Literature summary for 2.7.99.1 extracted from

  • Lam, K.S.; Kasper, C.B.
    Pyrophosphate:protein phosphotransferase: a membrane-bound enzyme of endoplasmic reticulum (1980), Proc. Natl. Acad. Sci. USA, 77, 1927-1931.
    View publication on PubMedView publication on EuropePMC

Inhibitors

Inhibitors Comment Organism Structure
ATP 0.025 mM, weak Rattus norvegicus
Mg2+ 1 mM, strong Rattus norvegicus
NaF 5 mM, strong Rattus norvegicus

Localization

Localization Comment Organism GeneOntology No. Textmining
microsome membrane-bound Rattus norvegicus
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ micromolar levels required Rattus norvegicus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
diphosphate + microsomal polypeptides Rattus norvegicus
-
phosphate + phosphorylated microsomal polypeptides
-
?

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Rattus norvegicus

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
diphosphate + microsomal polypeptides
-
Rattus norvegicus phosphate + phosphorylated microsomal polypeptides
-
?
diphosphate + microsomal polypeptides intrinsic membrane polypeptides of rat liver with molecular weights of 145000 Da and 130000 Da Rattus norvegicus phosphate + phosphorylated microsomal polypeptides
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5 7.5
-
Rattus norvegicus