Lipase
Lipase is an enzyme that the body uses to break down fats in food so they can be absorbed in the intestines. Lipase is produced in the pancreas, mouth, and stomach.
Function[edit | edit source]
Lipase performs essential roles in the digestion, transport and processing of dietary lipids (e.g. triglycerides, fats, oils) in most, if not all, living organisms. Genes encoding lipases are even present in certain viruses.
Types[edit | edit source]
While a diverse array of genetically distinct lipase enzymes are found in nature, and they represent several types of protein folds and catalytic mechanisms, most are built on an alpha/beta hydrolase fold and employ a chymotrypsin-like hydrolysis mechanism involving a serine nucleophile, an acid residue (usually aspartic acid), and a histidine.
Clinical significance[edit | edit source]
Several human diseases are associated with mutations in the lipase genes. For example, a mutation in the gene encoding Lysosomal acid lipase can cause Wolman disease, characterized by a severe depletion of white blood cells and buildup of cholesteryl esters in body tissues.
See also[edit | edit source]
References[edit | edit source]
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