This entry represents a presumed domain found at the N-terminus of Frem related proteins.

1: The extracellular matrix gene Frem1 is essential for the normal adhesion of the embryonic epidermis. Smyth I, Du X, Taylor MS, Justice MJ, Beutler B, Jackson IJ; Proc Natl Acad Sci U S A. 2004;101:13560-13565. PMID:15345741