At least two molecules of GTP may be hydrolysed during the addition of an amino-acid to a growing peptide chain.
ASJC Scopus subject areas
Ono, Y., Skoultchi, A., Waterson, J., & Lengyel, P. (1969). Peptide chain elongation: GTP cleavage catalysed by factors binding aminoacyl-transfer RNA to the ribosome. Nature, 222(5194), 645-648. https://doi.org/10.1038/222645a0