The termination of protein synthesis in bacteria requires two codon-specific polypeptide release factors, RF-1 and RF-2. A third factor, RF-3, which accelerate the dissociation of RF1 and RF2 from ribosomes after hydrolysis of peptidyl-tRNA.
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- 細菌中蛋白質(zhì)合成的終止需要兩類(lèi)肽鏈釋放因子,第一類(lèi)釋放因子RF1/RF2和第二類(lèi)釋放因子RF3。