This protein family has an important function in acting against the prion protein, Scrapie [1,2].This family of proteins is found in eukaryotes. Proteins in this family are approximately 98 amino acids in length.

1: Characterization of the human analogue of a Scrapie-responsive gene. Dron M, Dandoy-Dron F, Guillo F, Benboudjema L, Hauw JJ, Lebon P, Dormont D, Tovey MG; J Biol Chem. 1998;273:18015-18018. PMID:9660755

2: Gene expression in scrapie. Cloning of a new scrapie-responsive gene and the identification of increased levels of seven other mRNA transcripts. Dandoy-Dron F, Guillo F, Benboudjema L, Deslys JP, Lasmezas C, Dormont D, Tovey MG, Dron M; J Biol Chem. 1998;273:7691-7697. PMID:9516475