Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables several functions, including GTP binding activity; GTPase activity; and nucleic acid binding activity. Acts upstream of or within selenocysteine incorporation. Located in mitochondrion. Part of ribonucleoprotein complex. Orthologous to human EEFSEC (eukaryotic elongation factor, selenocysteine-tRNA specific).