Fig. 5: Schematic of ribosomal translocation catalyzed by EF-G and GTP.
From: Time-resolved cryo-EM visualizes ribosomal translocation with EF-G and GTP

a–i Progression of translocation and rearrangements of ribosomal subunits, EF-G and tRNAs. j–l Rearrangement of EF-G GTPase switch loop I, showing the coupling of Pi release with 30S rotation and translocation.