Enzyme - National Human Genome Research Institute

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An enzyme is a biological catalyst and is almost always a protein. It speeds up the rate of a specific chemical reaction in the cell. The enzyme is not ... Skiptomaincontent ​Enzyme = Anenzymeisabiologicalcatalystandisalmostalwaysaprotein.Itspeedsuptherateofaspecificchemicalreactioninthecell.Theenzymeisnotdestroyedduringthereactionandisusedoverandover.Acellcontainsthousandsofdifferenttypesofenzymemolecules,eachspecifictoaparticularchemicalreaction. Illustration Narration AnenzymeisabiologicalcatalystthatisusuallyaproteinbutcouldbeRNA.Thepointofacatalystistoincreasethespeedwithwhichareactionhappens.Andtherearemany,manyenzymesthatareencodedbythegenometomakeproteinsorRNAsthatspeedupvariouschemicalreactionstodothousandsofdifferentfunctionsinsideacell. ChristopherP.Austin,M.D. RelatedTerms Cell Protein BrowseTerms A B C D E F G H I J K L M N O P Q R S T U V W X Y Z FeaturedContent IntroductiontoGenomics PolygenicRiskScores



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