SEC, or Family with sequence similarity 167 member B, is a human gene encoded by FAM167B. It may also be known as: Protein FAM167B; C1orf90; family with sequence similarity 167, member B. The encoded protein has an amino acid length of 163 and a mass of 18.4 kDa. SEC is a member of the FAM167 (SEC) family. Homologs of this gene exist in other organisms, including: Mouse, Rat, Zebrafish, Frog, Chicken.