PYHIN1 encodes the human gene, Pyrin and HIN domain family member 1. It may also be known as: Pyrin and HIN domain-containing protein 1; Interferon-inducible protein X; IFIX; pyrin and HIN domain family, member 1. The encoded protein has an amino acid length of 492 and a mass of 55.1 kDa. PYHIN1 is a member of the HIN-200 family. Homologs of this gene exist in other organisms, including: Mouse.