Translation Begins After the Assembly of a ... For many years, it was thought that an enzyme catalyzed this step, but recent evidence indicates that the transferase activity is a catalytic ...

Cells do what proteins tell them to do. But sequencing DNA or running microarrays won’t reveal a protein’s mandate. During and after translation, enzymes, lipids, proteins, and sugars decorate the ...

This is achieved by specialized tRNA modification enzymes acting alone or as part of complex pathways. These post-transcriptional modifications provide structural integrity to the tRNA molecule and ...