Automated description from the Alliance of Genome Resources (Release 7.1.0)
Enables metalloendopeptidase inhibitor activity. Involved in binding activity of sperm to zona pellucida. Predicted to be located in extracellular space. Predicted to be active in extracellular region. Is expressed in several structures, including genitourinary system; jaw bone; liver; muscle tissue; and olfactory epithelium. Orthologous to human FETUB (fetuin B).