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Literature summary extracted from

  • Humble, R.W.; Mackenzie, G.; Shaw, G.
    Rapid purification of a bifunctional protein complex possessing phosphoribosylaminoimidazole carboxylase (EC 4.1.1.21) and phosphoribosylaminoimidazolesuccinocarboxamide synthetase (EC 6.3.2.6) activities (1991), Adv. Exp. Med. Biol., 7, 223-227.
    View publication on PubMed

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.1.1.21 40500
-
1 * 40500 + 1 * 56000, SDS-PAGE, two subunits associate in a 1:1 ratio Ovis aries
4.1.1.21 56000
-
1 * 40500 + 1 * 56000, SDS-PAGE, two subunits associate in a 1:1 ratio Ovis aries
4.1.1.21 420000
-
gel filtration Ovis aries

Organism

EC Number Organism UniProt Comment Textmining
4.1.1.21 Ovis aries
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
4.1.1.21 bifunctional protein complex possessing phosphoribosylaminoimidazole carboxylase, EC 4.1.1.21, and phosphoribosylaminoimidazolesuccinocarboxamide synthetase, EC 6.3.2.6, activities Ovis aries

Source Tissue

EC Number Source Tissue Comment Organism Textmining
4.1.1.21 liver
-
Ovis aries
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.1.1.21 42.75
-
-
Ovis aries

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.1.1.21 1-(5-Phosphoribosyl)-5-aminoimidazole + CO2
-
Ovis aries 1-(5-Phosphoribosyl)-5-amino-4-imidazolecarboxylate
-
?

Subunits

EC Number Subunits Comment Organism
4.1.1.21 ? 1 * 40500 + 1 * 56000, SDS-PAGE, two subunits associate in a 1:1 ratio Ovis aries

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
4.1.1.21 22
-
stable for several days Ovis aries

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
4.1.1.21 6 8 stable Ovis aries