title: The Factor I and follistatin domain families: the return of a prodigal son.
authors.forename: C G
authors.initials: CG
authors.lastname: Ullman
authors.forename: S J
authors.initials: SJ
authors.lastname: Perkins
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D016208:Databases, Factual; D005340:Fibrinogen / Q000235:genetics*; D038681:Follistatin; D006023:Glycoproteins / Q000235:genetics*; D006801:Humans; D008969:Molecular Sequence Data; D016415:Sequence Alignment
chemical_list: D038681:Follistatin; D006023:Glycoproteins; D005340:Fibrinogen