DNA Transcription Pre-mRNA is cleaved, at a position from 11 to 30 nucleotides down- Transcription start site stream of the consensus sequence, Consensus 11-30 in the 3' untranslated region. sequence nucleotides Pre-MRNA 5'| AAUAAA 3' Cleavage U-rich sequence Cleavage site The addition of adenine nucleotides (polyadenylation) takes place at 13' the 3' end of the pre-MRNA, generating the poly(A) tail. 5" AAUAAA Polyadenylation Poly(A) tail MRNA 5' AAUAAA AAAAAAAAAAAAAAAAAAA 3' 14.7 Most eukaryotic mRNAs have a 3' poly(A) tail
DNA Transcription Pre-mRNA is cleaved, at a position from 11 to 30 nucleotides down- Transcription start site stream of the consensus sequence, Consensus 11-30 in the 3' untranslated region. sequence nucleotides Pre-MRNA 5'| AAUAAA 3' Cleavage U-rich sequence Cleavage site The addition of adenine nucleotides (polyadenylation) takes place at 13' the 3' end of the pre-MRNA, generating the poly(A) tail. 5" AAUAAA Polyadenylation Poly(A) tail MRNA 5' AAUAAA AAAAAAAAAAAAAAAAAAA 3' 14.7 Most eukaryotic mRNAs have a 3' poly(A) tail
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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What would be the most likely effect of moving the AAUAAA
consensus sequence shown in Figure 14.7 10
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