Fetuin B is a member of cystatin superfamily proteins, comprises two cystatin domains. It was found in secreted form in serum, it is expressed in liver, tongue and placenta. It regulates osteogenesis by inhibition effect on mineralization. It plays a role in oocyte maturation.
- References to Fetuin-B (16G2, Fetuin-like protein IRL685, Gugu, FETUB)