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Location of the methylated residue m6A2030 of the 23S rRNA in the 50S subunit of E. coli. Shown is a structure of the E. coli 50S ribosomal subunit as viewed from the 30S side. Modified nucleotide m6A2030 is shown as dark gray van der Waals sphere model. (Inset) A closer view of the interacting m6A2030 and U571 nucleotides.
