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Literature summary extracted from

  • Narasimhulu, S.; Eddy, C.R.
    Adrenal microsomal hydroxylating system: purification and substrate binduing properties of cytochrome P-450C-21 (1985), Biochemistry, 24, 4287-4294.
    View publication on PubMed

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.14.14.16 microsome
-
Bos taurus
-
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.14.14.16 52000
-
SDS-PAGE Bos taurus

Organism

EC Number Organism UniProt Comment Textmining
1.14.14.16 Bos taurus
-
beef
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.14.14.16
-
Bos taurus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.14.14.16 adrenal gland
-
Bos taurus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.14.14.16 0.003
-
21-hydroxylation of progesterone at 26°C Bos taurus
1.14.14.16 0.0038
-
21-hydroxylation of 17alpha-hydroxyprogesterone at 26°C Bos taurus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.14.14.16 17alpha-hydroxyprogesterone + NADH + O2
-
Bos taurus 17,21-dihydroxyprogesterone + NAD+ + H2O
-
?
1.14.14.16 progesterone + NADH + O2
-
Bos taurus deoxycorticosterone + NAD+ + H2O
-
?

Subunits

EC Number Subunits Comment Organism
1.14.14.16 More monomer-dimer equilibrium Bos taurus