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Literature summary for 1.14.14.154 extracted from

  • Seliskar, M.; Kosir, R.; Rozman, D.
    Expression of microsomal lanosterol 14alpha-demethylase (CYP51) in an engineered soluble monomeric form (2008), Biochem. Biophys. Res. Commun., 371, 855-859.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expression of CYP51 mutant soluble, monomeric enzymes in Escherichia coli Bos taurus

Protein Variants

Protein Variants Comment Organism
additional information construction of a soluble, monomeric enzyme, two variants of bovine CYP51 with different truncations and modifications in their Nterminal membrane-spanning domains, overview Bos taurus

Inhibitors

Inhibitors Comment Organism Structure
ketoconazole
-
Bos taurus

Localization

Localization Comment Organism GeneOntology No. Textmining
endoplasmic reticulum membrane
-
Bos taurus 5789
-
microsome
-
Bos taurus
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Fe2+ a cytochrome P450 enzyme Bos taurus
Mg2+
-
Bos taurus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
44000
-
CYP51 mutant variant 1, gel filtration Bos taurus
50000
-
CYP51 mutant variant 2, gel filtration Bos taurus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
lanosterol + [reduced NADPH-hemoprotein reductase] + O2 Bos taurus
-
4,4-dimethyl-5alpha-cholesta-8,14,24-trien-3beta-ol + formate + [oxidized NADPH-hemoprotein reductase] + H2O
-
?

Organism

Organism UniProt Comment Textmining
Bos taurus Q4PJW3
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant soluble, monomeric CYP51 truncation mutants from Escherichia coli in a procedure comprising several steps, overview Bos taurus

Source Tissue

Source Tissue Comment Organism Textmining

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.00756
-
purified recombinant truncated, soluble, monomeric enzyme Bos taurus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
lanosterol + [reduced NADPH-hemoprotein reductase] + O2
-
Bos taurus 4,4-dimethyl-5alpha-cholesta-8,14,24-trien-3beta-ol + formate + [oxidized NADPH-hemoprotein reductase] + H2O
-
?

Subunits

Subunits Comment Organism
monomer 1 * 44000, CYP51 mutant variant 1, 2 * 50000, CYP mutant variant 2 Bos taurus

Synonyms

Synonyms Comment Organism
CYP51
-
Bos taurus
lanosterol 14alpha-demethylase
-
Bos taurus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.4
-
assay at Bos taurus

Cofactor

Cofactor Comment Organism Structure
cytochrome P450 a cytochrome P450 enzyme Bos taurus