Enables thiol-dependent deubiquitinase and translation initiation factor binding activity. Contributes to translation initiation factor activity. Involved in protein deubiquitination and translational initiation. Part of eukaryotic translation initiation factor 3 complex, eIF3m. Is expressed in genitourinary system. Human ortholog(s) of this gene implicated in autosomal recessive non-syndromic intellectual disability. Orthologous to human EIF3F (eukaryotic translation initiation factor 3 subunit F). [provided by Alliance of Genome Resources, Apr 2022]