Transfer RNA (tRNA)
文章推薦指數: 80 %
Transfer RNA (abbreviated tRNA) is a small RNA molecule that plays a key role in protein synthesis. Transfer RNA serves as a link (or ... Skiptomaincontent TransferRNA(tRNA) updated:June24,2022 Definition TransferRNA(abbreviatedtRNA)isasmallRNAmoleculethatplaysakeyroleinproteinsynthesis.TransferRNAservesasalink(oradaptor)betweenthemessengerRNA(mRNA)moleculeandthegrowingchainofaminoacidsthatmakeupaprotein.Eachtimeanaminoacidisaddedtothechain,aspecifictRNApairswithitscomplementarysequenceonthemRNAmolecule,ensuringthattheappropriateaminoacidisinsertedintotheproteinbeingsynthesized. Narration TransferRNAortRNA.SotRNAsareinawayoneofthemoleculesthatIfindreallyfascinating.Youknow,imagineachef,amasterchefcookinginakitchen.But,ofcourse,they'resobusyandsoinvolvedthattheyneedsomeonetobringthemtheappropriateingredientssothattheycancookuptheirfabulousmeal.Soreally,whenwethinkabouttheprocessinwhichanaminoacidisconstructed,theDNA,ofcourse,isthecode.Soinachefanalogy,itwouldbetherecipe.Thechef,themselves,istheribosomalmachinerythat'sactuallycreatingthemeal.Butreally,thetRNAisthatvery,veryimportantpersoninthekitchenthatgoesandfetchesthespecificaminoacidsthatareneededasaproteingetsconstructedaccordingtothecodeofDNA.SothisisaveryparticularkindofRNAthathasauniquejobofmakingsurethatjusttherightaminoacidistransferred,orthat'swhyit'stRNA,intothegrowingchainoftheproteinasitgetsconstructed. ShurjoK.Sen,Ph.D. ProgramDirector DivisionofGenomeSciences Search BacktoGlossary Related Anticodon BasePair Codon RibonucleicAcid(RNA)
延伸文章資訊
- 1tRNA - A+醫學百科
tRNA(Transfer RNA的簡稱)又稱轉運RNA、*轉移RNA*,是小RNA分子,能夠在轉譯時, ... 反密碼子包含一段與mRNA上一段互補的序列)每個tRNA分子理論上只能與一種胺基...
- 2轉運RNA_百度百科
轉運RNA(Transfer RNA),又稱傳送核糖核酸、轉移核糖核酸,通常簡稱為tRNA,是一種由76-90個核苷酸所組成的RNA,其3'端可以在氨酰-tRNA合成酶催化之下,接附特定種類 ...
- 3tRNA therapeutics burst onto startup scene - Nature
Companies advance tRNA therapeutics to overcome mutant stoppages in protein synthesis shared by t...
- 4生物化學與分子生物學/胺基酸與tRNA的連接 - Wikibooks
參與肽鏈合成的胺基酸需要與相應tRNA 結合,形成各種氨醯-tRNA。該過程是由氨醯-tRNA 合成酶(aminoacyl-tRNA synthetase)所催化的耗能反應。胺基酸與特異的tRN...
- 5转运核糖核酸- 维基百科,自由的百科全书
转运核糖核酸(Transfer RNA),又称傳送核糖核酸、转移核糖核酸,通常简称為tRNA,是一種由76-90個核苷酸所組成的RNA,其3'端可以在氨酰-tRNA合成酶催化之下,接附 ...