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Literature summary for 2.4.2.28 extracted from

  • Ferro, A.J.; Wrobel, N.C.; Nicolette, J.A.
    5-Methylthioribose 1-phosphate: a product of partially purified, rat liver 5'-methylthioadenosine phosphorylase activity (1979), Biochim. Biophys. Acta, 570, 65-73.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
5'-dimethylthioadenosine weak Rattus norvegicus
5'-ethylthioadenosine
-
Rattus norvegicus
5'-methylthiotubercidin
-
Rattus norvegicus
5'-n-Propylthioadenosine
-
Rattus norvegicus
adenine strong Rattus norvegicus
S-adenosyl-L-homocysteine weak Rattus norvegicus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.00047
-
5'-methylthioadenosine
-
Rattus norvegicus
0.2
-
phosphate
-
Rattus norvegicus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
90000
-
gel filtration Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Rattus norvegicus

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.023
-
-
Rattus norvegicus
0.0234
-
purified enzyme Rattus norvegicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5'-ethylthioadenosine + phosphate
-
Rattus norvegicus adenine + 5-ethylthio-D-ribose 1-phosphate
-
?
5'-methylthioadenosine + phosphate
-
Rattus norvegicus adenine + 5-methylthio-D-ribose 1-phosphate
-
?
5'-n-propylthioadenosine + phosphate
-
Rattus norvegicus adenine + 5-n-propylthio-D-ribose 1-phosphate
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Rattus norvegicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
assay at Rattus norvegicus