Complete purification of tRNA, charged or modified with hydrophobic groups, by reversed-phase high-performance liquid chromatography on a C4/C18 column system

Jeroen R. Mesters, Erik L.H. Vorstenbosch, Aldo J. de Boer, Barend Kraal*

*Corresponding author for this work
3 Citations (Scopus)

Abstract

Phe-tRNAPhe, N-acetyl-Phe-tRNAPhe and Leu-tRNALeu-4 (from brewer's yeast and Escherichia coli) were each separated with baseline resolution from the uncharged tRNA species by using a wide-pore C4 column and inverse salt gradient elution. The alterations at the 3′ end of the tRNAs result in a considerable shift of retention time on this column. The method is useful not only for obtaining tRNA preparations as required for poly(U) translational studies, but also for producing 20-50-mg amounts of tRNA for NMR and X-ray analysis. These aminoacylated species (charged by crude synthetase mixtures) can be purified from the crude tRNA mixtures in a one-step procedure.

Original languageEnglish
JournalJournal of Chromatography A
Volume679
Issue number1
Pages (from-to)93-98
Number of pages6
ISSN0021-9673
DOIs
Publication statusPublished - 09.09.1994

Research Areas and Centers

  • Academic Focus: Center for Infection and Inflammation Research (ZIEL)

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