A number of ELISA Kits are available that target C1orf2, an alias of the protein, family with sequence similarity 189 member B. The human protein, encoded by the gene FAM189B, is a member of the FAM189 family. The protein's cellular localization is indicated to be membrane-associated. Additional synonyms or past names for this protein may include: C1orf2, COTE1. Homology is conserved in other species, such as Mouse, Rat, Zebrafish, Frog, Chicken.