1964
DOI: 10.1038/201397a0
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Chloramphenicol Inhibition of Polyuridylic Acid Binding to E. coli Ribosomes

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Cited by 47 publications
(9 citation statements)
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“…The growth of large peptides on ribosomes from a CM-sensitive strain in the presence of CM is inhibited, whereas the synthesis of di-and tripeptides is not inhibited, leading to the suggestion that CM interferes with peptide bond-forming enzymes (9). This is in contrast to the suggestion that CM inhibits attachment of messenger ribonucleic acid (mRNA) to the ribosome (8).…”
Section: Discussioncontrasting
confidence: 78%
“…The growth of large peptides on ribosomes from a CM-sensitive strain in the presence of CM is inhibited, whereas the synthesis of di-and tripeptides is not inhibited, leading to the suggestion that CM interferes with peptide bond-forming enzymes (9). This is in contrast to the suggestion that CM inhibits attachment of messenger ribonucleic acid (mRNA) to the ribosome (8).…”
Section: Discussioncontrasting
confidence: 78%
“…The RNA moiety (chloramphenicol-RNA) has been thought to resemble messenger RNA in some respects (14)(15)(16), and on this basis, Rendi & Ochoa (17) suggested that chloramphenicol might interfere with the attachment of messenger RNA to ribosomes. In support of this hypothesis, J ardetzky & Julian were able to demonstrate that chlor amphenicol partially inhibited the binding of C14-polyuridylic acid to E. coli ribosomes in vitro (18). On the basis of nuclear magnetic resonance studies, Jardetzky proposed that competition for ribosomal binding sites might be related to a conformational similarity between chloramphenicol and pyrim idine nucleotides (19).…”
Section: Inhibition Of Microbial Protein Synthesis By Chloramphenicolmentioning
confidence: 94%
“…The attachment of phenylalanyl transfer RNA to the poly U-ribosomes complex was not inhibited by chloramphenicol (NAKAMOTO et al, 1963;jARDETZKY and jULIAN, 1964;SUAREZ and NATHANS, 1965) but WoLFE and HAHN reported (1965) a stereospecific inhibition by chloramphenicol (3 x 1 o-4 M) of the poly A-directed binding of lysyl transfer RNA to ribosomes. While the low magnitude of this effect ( 1 Q--15 %) appeared to rule it out as an explanation of the strong action of the antibiotic on the lysine incorporation system as recorded by SPEYER et al ( 1963), the subsequent finding of that the antibiotic (2.1 x 1Q-4 M) actually inhibits peptide bond synthesis in this system by only 23 % has rendered the observation of WOLFE and HAHN more significant.…”
Section: Chloramphenicol 315mentioning
confidence: 95%