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Literature summary extracted from

  • Milman, G.
    Chinese hamster purine nucleoside phosphorylase (1978), Methods Enzymol., 51, 538-543.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.2.1 0.02
-
hypoxanthine
-
Cricetulus griseus
2.4.2.1 0.035
-
guanine
-
Cricetulus griseus
2.4.2.1 0.2
-
phosphate
-
Cricetulus griseus
2.4.2.1 0.2
-
alpha-D-ribose 1-phosphate
-
Cricetulus griseus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.4.2.1 89000
-
gel filtration Cricetulus griseus

Organism

EC Number Organism UniProt Comment Textmining
2.4.2.1 Cricetulus griseus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.4.2.1
-
Cricetulus griseus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.2.1 V-79 cell
-
Cricetulus griseus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.4.2.1 60
-
-
Cricetulus griseus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.2.1 guanine + ribose 1-phosphate
-
Cricetulus griseus guanosine + phosphate
-
r
2.4.2.1 hypoxanthine + alpha-D-ribose 1-phosphate
-
Cricetulus griseus inosine + phosphate
-
r