Bacterial family of the archaeo-eukaryotic release factor superfamily. Likely to play roles in biological conflicts or regulation under stress conditions at the ribosome. This family unusually lacks the fusion to the C-terminal Pelota domain [1].

1: Vms1 and ANKZF1 peptidyl-tRNA hydrolases release nascent chains from stalled ribosomes. Verma R, Reichermeier KM, Burroughs AM, Oania RS, Reitsma JM, Aravind L, Deshaies RJ; Nature. 2018;557:446-451. PMID:29632312