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Literature summary for 2.4.2.1 extracted from

  • Bzowska, A.; Kulikowska, E.; Shugar, D.
    Properties of purine nucleoside phosphorylase (PNP) of mammalian and bacterial origin (1990), Z. Naturforsch. C, 45c, 59-70.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
1,6-Dihydropurine riboside
-
Escherichia coli
7-Deazainosine
-
Bos taurus
7-Deazainosine
-
Escherichia coli
7-Deazainosine
-
Homo sapiens
Formycin A
-
Bos taurus
Formycin A
-
Escherichia coli
formycin B
-
Bos taurus
formycin B
-
Escherichia coli
formycin B
-
Homo sapiens
purine riboside
-
Escherichia coli

Organism

Organism UniProt Comment Textmining
Bos taurus
-
-
-
Escherichia coli
-
-
-
Homo sapiens
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
erythrocyte
-
Homo sapiens
-
spleen
-
Homo sapiens
-
spleen
-
Bos taurus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1,6-dihydropurine riboside + phosphate
-
Escherichia coli alpha-D-ribose 1-phosphate + 1,6-dihydropurine
-
?
3-deazainosine + phosphate
-
Escherichia coli alpha-D-ribose 1-phosphate + 3-deazahypoxanthine
-
?
3-deazainosine + phosphate
-
Bos taurus alpha-D-ribose 1-phosphate + 3-deazahypoxanthine
-
?
purine riboside + phosphate
-
Escherichia coli alpha-D-ribose 1-phosphate + purine
-
?

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.0045
-
formycin B
-
Escherichia coli
0.0055
-
Formycin A
-
Escherichia coli
0.025
-
1,6-Dihydropurine riboside
-
Escherichia coli
0.06
-
7-Deazainosine
-
Bos taurus
0.085
-
7-Deazainosine
-
Escherichia coli
0.1
-
formycin B
-
Bos taurus
0.49
-
purine riboside
-
Escherichia coli