Activating Compound | Comment | Organism | Structure |
---|---|---|---|
FAD | activate 2fold when added to the assay | Homo sapiens |
Cloned (Comment) | Organism |
---|---|
gene DHCR24, DNA and amino acid sequence determination and analysis of wild-type and natural desmosterolysis mutant genes, chromosomal mapping to 1p31.1-p33, functional expression of wild-type and mutant enzymes in Saccharomyces cerevisiae | Homo sapiens |
Protein Variants | Comment | Organism |
---|---|---|
E191K | natural mutant, 20% residual enzyme activity | Homo sapiens |
K306N | natural mutant, 50% residual enzyme activity | Homo sapiens |
additional information | DNA and amino acid sequence determination and analysis of natural desmosterolysis mutant gene containing mutations e.g. Y471S, N294T, K306N, and E191K on either 2 alleles, differing between different patients, phenotypes, overview | Homo sapiens |
N294T | natural mutant, 14.4% residual enzyme activity | Homo sapiens |
N294T/K306N | natural mutant, 0.8% residual enzyme activity | Homo sapiens |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
60100 | - |
x * 60100, sequence calculation | Homo sapiens |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
5alpha-cholesta-7,24-dien-3beta-ol + NADPH | Homo sapiens | 2 major alternate routes for cholesterol biosynthesis, step in the biosynthesis of cholesterol from lanosterol | 5alpha-cholest-7-en-3beta-ol + NADP+ | - |
? | |
cholesta-5,7,24-trien-3beta-ol + NADPH | Homo sapiens | step in the biosynthesis of cholesterol from desmosterol | cholest-5,7-dien-3beta-ol + NADP+ | - |
? | |
additional information | Homo sapiens | enzyme deficiency due to mutation cause desmosterolosis, an autosomal recessive disorder of cholesterol biosynthesis, patients show elevated levels of cholesterol precursor desmosterol in plasma and tissue | ? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Homo sapiens | - |
gene DHCR24 | - |
Posttranslational Modification | Comment | Organism |
---|---|---|
additional information | enzyme possesses a potential N-terminal secretory signal | Homo sapiens |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
5alpha-cholesta-7,24-dien-3beta-ol + NADPH | - |
Homo sapiens | 5alpha-cholest-7-en-3beta-ol + NADP+ | - |
? | |
5alpha-cholesta-7,24-dien-3beta-ol + NADPH | 2 major alternate routes for cholesterol biosynthesis, step in the biosynthesis of cholesterol from lanosterol | Homo sapiens | 5alpha-cholest-7-en-3beta-ol + NADP+ | - |
? | |
cholesta-5,7,24-trien-3beta-ol + NADPH | - |
Homo sapiens | cholest-5,7-dien-3beta-ol + NADP+ | - |
? | |
cholesta-5,7,24-trien-3beta-ol + NADPH | step in the biosynthesis of cholesterol from desmosterol | Homo sapiens | cholest-5,7-dien-3beta-ol + NADP+ | - |
? | |
additional information | enzyme deficiency due to mutation cause desmosterolosis, an autosomal recessive disorder of cholesterol biosynthesis, patients show elevated levels of cholesterol precursor desmosterol in plasma and tissue | Homo sapiens | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 60100, sequence calculation | Homo sapiens |
Synonyms | Comment | Organism |
---|---|---|
3beta-hydroxysterol DELTA24-reductase | - |
Homo sapiens |
DHCR24 | - |
Homo sapiens |
More | enzyme belongs to the family of flavin adenine dinucleotide-dependent oxidoreductases | Homo sapiens |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
assay at | Homo sapiens |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.2 | - |
assay at | Homo sapiens |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
FAD | dependent on, noncovalent binding | Homo sapiens | |
NADPH | strictly dependent on | Homo sapiens |