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...

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

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

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...

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

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

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

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 +...

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

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

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

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

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...

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

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

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

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

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...

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...

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...

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...

Sterol 12alpha-hydroxylase may refer to: 5beta-cholestane-3alpha,7alpha-diol 12alpha-hydroxylase, an enzyme 7alpha-hydroxycholest-4-en-3-one 12alpha-hydroxylase...

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

In enzymology, a Delta14-sterol reductase (EC 1.3.1.70) is an enzyme that catalyzes the chemical reaction 4,4-dimethyl-5alpha-cholesta-8,24-dien-3beta-ol...

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

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

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...

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...