Chapter 15 : Post-transcriptional events II: Capping and polyadenylation
Polyadenylation and Termination
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Polyadenylation and Termination *CstF *CPSF *PAP *PABP
description
Polyadenylation and Termination. *CstF *CPSF *PAP *PABP. Torpedo model for transcription termination. RNA processing in eukaryotes. Addition of poly A tail Addition of 5’cap Splicing. Polyadenylation. *CstF *CPSF *PAP *PABP. Transcript Processing. Formation of the 5’ cap - PowerPoint PPT Presentation
Transcript of Polyadenylation and Termination
Polyadenylation and Termination
*CstF
*CPSF
*PAP
*PABP
Torpedo model for transcription termination
Polyadenylation
*CstF
*CPSF
*PAP
*PABP
RNA processing in eukaryotesAddition of poly A tail
Addition of 5’cap
Splicing
Formation of the 5’ cap
*RNA triphosphatase
*guanylyl transferase
*methyl transferase
Transcript Processing
Functions of the Cap
ProtectionTranslatability TransportSplicing
Splicing
Spliceosome-mediated splicing