Translation Chapter 7B I. Sets of Three A. Translation B. Genetic code 1. codon C. Reading frames II. Transfer RNA A. tRNAs 1. quantity 1) wobble 2. structure a. cloverleaf b. anticodon B. Aminoacyl-tRNA synthetases 1. activated 2. proofreading C. Initiation tRNA 1. AUG 2. tRNAiMet III. Ribosomes A. Structure 1. rate B. rRNAs 1. svedberg 2. Pro 3. Euk C. Initiation 1. prokaryotic a. Shine-Dalgarno 2. eukaryotic a. eIF2-GTP b. eIF5 1) 43S preinitiation complex c. eIF4 d. eIF5B-GTP D. Elongation a. elongation factors 1. entry of aminoacyl-tRNA a. EF1a-GTP 2. GTP hydrolysis 3. peptidyltransferase reaction 4. translocation a. EF2-GTP E. Termination a. stop codons b. release factors 1. eRF1 2. eRF3-GTP 3. ABCE1 F. Polysomes G. Protein synthesis antibiotics IV. Protein Degradation A. Why degrade B. How degrade 1. lysosomes 2. cytoplasmic a. ubiquitin b. proteasomes