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Literature summary extracted from

  • Hibasami, H.; Kawase, M.; Tsukada, T.; Maekawa, S.; Sakurai, M.; Nakashima, K.
    2-Mercaptoethylamine, a competitive inhibitor of spermidine synthase in mammalian cells (1988), FEBS Lett., 229, 243-246.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.5.1.16 2-mercaptoethylamine competitive with 1,4-diaminobutane, reversible, its removal restores the enzyme activity, the amino group is necessary to inhibit the enzyme Rattus norvegicus
2.5.1.16 5'-ethylthioadenosine
-
Rattus norvegicus
2.5.1.16 additional information no inhibition by 2-mercaptoethanol at 0.1 to 1 mM Rattus norvegicus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.5.1.16 0.036
-
1,4-diaminobutane pH 7.5, 37ºC, in the presence of 2-mercaptoethylamine Rattus norvegicus

Organism

EC Number Organism UniProt Comment Textmining
2.5.1.16 Rattus norvegicus
-
Wistar strain
-
2.5.1.16 Rattus norvegicus Wistar
-
Wistar strain
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.5.1.16 ammonium sulfate fractionation, chromatography on DEAE-cellulose, affinity chromatography, 265fold purified Rattus norvegicus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.5.1.16 prostate gland ventral Rattus norvegicus
-

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.5.1.16 37
-
assay at Rattus norvegicus

Ki Value [mM]

EC Number Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
2.5.1.16 0.005
-
2-mercaptoethylamine
-
Rattus norvegicus