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Literature summary for 3.6.1.17 extracted from

  • Vallejo, C.G.; Sillero, M.A.G.; Sillero, A.
    Diguanosinetetraphosphate guanosylhydrolase in Artemia salina (1974), Biochim. Biophys. Acta, 358, 117-125.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
adenosine 5'-tetraphosphate Ki in nanomolar range Artemia salina
ATP competitive Artemia salina
GDP competitive Artemia salina
GMP competitive Artemia salina
GTP competitive Artemia salina
guanosine 5'-tetraphosphate Ki in nanomolar range Artemia salina

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.005
-
P1,P4-bis(5'-guanosyl) tetraphosphate
-
Artemia salina

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol
-
Artemia salina 5829
-

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
P1,P4-bis(5'-guanosyl)tetraphosphate + H2O Artemia salina
-
GTP + GMP
-
?

Organism

Organism UniProt Comment Textmining
Artemia salina
-
brine shrimp
-

Purification (Commentary)

Purification (Comment) Organism
partial Artemia salina

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.0015
-
crude extract Artemia salina
0.023
-
partially purified enzyme Artemia salina

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
P1,P4-bis(5'-guanosyl)tetraphosphate + H2O
-
Artemia salina GTP + GMP
-
?