L14translation10

L14translation10 - Elongation: 2 GTP 2 GDP + 2 Pi Addition:...

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2/10/11 The Ribosome
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2/10/11 Initiation determines the Special initiator met tRNAi Protein initiation factors Polycistronic transcripts in prokaryotes
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2/10/11 Steps in chain Peptidyl transferase reaction Elongation factors EF-Tu + EF-Ts load tRNAaa on ribosome GTP “ GDP + Pi EF-G assists translocation GTP “ GDP + Pi
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2/10/11 Protein synthesis energetics Amino acid activation: ATP & AMP + 2 Pi
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Unformatted text preview: Elongation: 2 GTP 2 GDP + 2 Pi Addition: aa carboxyl + peptide amino 1 new peptide bond Net: 4 x -7.3 kcal/mole + 5.5 kcal/mole = 2/10/11 Which is the 5 end of the mRNA? A. Top B. Bottom C. Cant tell 2/10/11 Termination 2/10/11 2/10/11 In a growing cell, which process consumes the most A. DNA replication B. mRNA synthesis 2/10/11 2/10/11 Polyribosome s...
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This note was uploaded on 02/09/2011 for the course BIOS 20182 taught by Professor Lahn during the Spring '11 term at UChicago.

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L14translation10 - Elongation: 2 GTP 2 GDP + 2 Pi Addition:...

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