Sterol is an organic compound with formula C 17H 28O, whose molecule is derived from that of gonane by replacement of a hydrogen atom on C3 position by...

plants, and animals. All steroids are manufactured in cells from the sterols lanosterol (opisthokonts) or cycloartenol (plants). Lanosterol and cycloartenol...

biological membranes of plants. They encompass plant sterols and stanols. More than 250 sterols and related compounds have been identified. Free phytosterols...

Sterol esters are a heterogeneous group of chemical compounds. They are created when the hydroxyl group of a sterol and a fatty acid undergo an esterification...

The enzyme sterol esterase (EC 3.1.1.13) catalyzes the reaction a sterol ester + H2O ⇌ {\displaystyle \rightleftharpoons } a sterol + a fatty acid This...

Sterol regulatory element-binding proteins (SREBPs) are transcription factors that bind to the sterol regulatory element DNA sequence TCACNCCAC. Mammalian...

Δ7-sterol 5(6)-desaturase (EC 1.14.19.20) is an enzyme that catalyzes the chemical reaction Δ7-sterol + 2 ferrocytochrome b5 + O2 + 2 H+ = Δ5,7-sterol +...

enzymology, a sterol 3beta-glucosyltransferase (EC 2.4.1.173) is an enzyme that catalyzes the chemical reaction UDP-glucose + a sterol ⇌ {\displaystyle...

Sterol carrier proteins (also known as nonspecific lipid transfer proteins) is a family of proteins that transfer steroids and probably also phospholipids...

Sterol regulatory element-binding transcription factor 1 (SREBF1) also known as sterol regulatory element-binding protein 1 (SREBP-1) is a protein that...

C-5 sterol desaturase (also known as sterol C-5 desaturase and C5SD) is an enzyme that is highly conserved among eukaryotes and catalyzes the dehydrogenation...

diacylglycerol-sterol O-acyltransferase (EC 2.3.1.73) is an enzyme that catalyzes the chemical reaction 1,2-diacyl-sn-glycerol + sterol ⇌ {\displaystyle...

14α-demethylase is responsible for an essential step in the biosynthesis of sterols. In particular, this protein catalyzes the removal of the C-14α-methyl...

a sterol Chondrillasterol, a sterol Clerosterol, a sterol 7-Dehydrositosterol, a sterol Fucosterol, an algal sterol Isofucosterol, an algal sterol 24-Methylenelophenol...

Lipids are a broad group of organic compounds which include fats, waxes, sterols, fat-soluble vitamins (such as vitamins A, D, E and K), monoglycerides...

old. In contrast, a molecular clock analysis suggests the emergence of sterol biosynthesis as early as 2.3 billion years ago. The nature of steranes as...

β-sitosterol (beta-sitosterol) is one of several phytosterols (plant sterols) with chemical structures similar to that of cholesterol. It is a white,...

In enzymology, a triacylglycerol---sterol O-acyltransferase (EC 2.3.1.77) is an enzyme that catalyzes the chemical reaction triacylglycerol + a 3beta-hydroxysterol...

A sterol-sensing domain (SSD) is a protein domain which consists of 180 amino acids forming five transmembrane segments capable of binding sterol groups...

Sterol regulatory element-binding protein 2 (SREBP-2) also known as sterol regulatory element binding transcription factor 2 (SREBF2) is a protein that...

foods supplemented with plant sterol esters reduce cardiovascular events. They are used in food products such as Benecol. Sterol esters can also be used for...

Sterol O-acyltransferase (also called Acyl-CoA cholesterol acyltransferase, Acyl-CoA cholesterin acyltransferase[citation needed] or simply ACAT) is an...

is a gene encoding a cytochrome P450 oxidase, and is commonly known as sterol 27-hydroxylase. This enzyme is located in many different tissues where it...

Cholesterol is the principal sterol of all higher animals, distributed in body tissues, especially the brain and spinal cord, and in animal fats and oils...

In enzymology, a Delta24(241)-sterol reductase (EC 1.3.1.71) is an enzyme that catalyzes the chemical reaction ergosterol + NADP+ ⇌ {\displaystyle \rightleftharpoons...

phosphatidylcholine---sterol O-acyltransferase (EC 2.3.1.43) is an enzyme that catalyzes the chemical reaction phosphatidylcholine + a sterol ⇌ {\displaystyle...

In enzymology, a sterol 24-C-methyltransferase (EC 2.1.1.41) is an enzyme that catalyzes the chemical reaction S-adenosyl-L-methionine + 5alpha-cholesta-8...

common side effects include bloating and diarrhea. Inhibitors of intestinal sterol absorption, such as ezetimibe, function by decreasing the absorption of...

Ourisson and obtained in 1967, he turned his attention to the study of sterol biosynthesis in plants. In charge of research at the CNRS until 1970, he...

In enzymology, a sterol 14-demethylase (EC 1.14.13.70) is an enzyme of the cytochrome P450 (CYP) superfamily. It is any member of the CYP51 family. It...