Anti-FSHD Region Gene 2 Family, Member B antibodies enable researchers to detect and measure the FSHD Region Gene 2 Family, Member B antigen in biological samples. This target is a reported synonym of the FRG2B gene, which encodes FSHD region gene 2 family member B. The human version of FSHD Region Gene 2 Family, Member B has a canonical amino acid length of 278 residues and a protein mass of 30.6 kilodaltons. It is reported to be localized in the nucleus of cells. FSHD Region Gene 2 Family, Member B is a member of the FRG2 protein family.