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Literature summary 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

EC Number Inhibitors Comment Organism Structure
2.4.2.1 1,6-Dihydropurine riboside
-
Escherichia coli
2.4.2.1 7-Deazainosine
-
Bos taurus
2.4.2.1 7-Deazainosine
-
Escherichia coli
2.4.2.1 7-Deazainosine
-
Homo sapiens
2.4.2.1 Formycin A
-
Bos taurus
2.4.2.1 Formycin A
-
Escherichia coli
2.4.2.1 formycin B
-
Bos taurus
2.4.2.1 formycin B
-
Escherichia coli
2.4.2.1 formycin B
-
Homo sapiens
2.4.2.1 purine riboside
-
Escherichia coli

Organism

EC Number Organism UniProt Comment Textmining
2.4.2.1 Bos taurus
-
-
-
2.4.2.1 Escherichia coli
-
-
-
2.4.2.1 Homo sapiens
-
-
-

Source Tissue

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

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.2.1 1,6-dihydropurine riboside + phosphate
-
Escherichia coli alpha-D-ribose 1-phosphate + 1,6-dihydropurine
-
?
2.4.2.1 3-deazainosine + phosphate
-
Escherichia coli alpha-D-ribose 1-phosphate + 3-deazahypoxanthine
-
?
2.4.2.1 3-deazainosine + phosphate
-
Bos taurus alpha-D-ribose 1-phosphate + 3-deazahypoxanthine
-
?
2.4.2.1 purine riboside + phosphate
-
Escherichia coli alpha-D-ribose 1-phosphate + purine
-
?

Ki Value [mM]

EC Number Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
2.4.2.1 0.0045
-
formycin B
-
Escherichia coli
2.4.2.1 0.0055
-
Formycin A
-
Escherichia coli
2.4.2.1 0.025
-
1,6-Dihydropurine riboside
-
Escherichia coli
2.4.2.1 0.06
-
7-Deazainosine
-
Bos taurus
2.4.2.1 0.085
-
7-Deazainosine
-
Escherichia coli
2.4.2.1 0.1
-
formycin B
-
Bos taurus
2.4.2.1 0.49
-
purine riboside
-
Escherichia coli