Definition: A family of low molcular-weight proteins that contain PROLINE-RICH PROTEIN DOMAINS. Members of this family play a role in the formation of an insoluble cornified envelope beneath the plasma membrane of stratified squamous epithelial cells.
Other names Small Proline Rich Protein IA; Small Proline Rich Protein 4; Small Proline Rich Protein 3; Small Proline Rich Protein 2G; Small Proline Rich Protein 2F; Small Proline Rich Protein 2E; Small Proline Rich Protein 2D; Small Proline Rich Protein 2C; Small Proline Rich Protein 2B; Small Proline Rich Protein 2A; Small Proline Rich Protein 1B; Small Proline Rich Protein 1A; Small Proline Rich Cornified Envelope Proteins; Pancornulin, 22 kDa; Pancornulin, 19 kDa; Pancornulin, 14.9 kDa; Cornifin B; Cornifin A; Cornified Envelope Proline Rich Proteins; Small Proline-Rich Protein IB