CYP4A2 is an alias for the gene, Cytochrome P450 family 4 subfamily A member 11, in humans. Other names include: Cytochrome P450 4A11; CYP4AII; CYPIVA11; Cytochrome P-450HK-omega; Cytochrome P450HL-omega; CP4Y; cytochrome P450, family 4, subfamily A, polypeptide 11. The encoded protein is an enzyme with an amino acid length of 519 and a mass of 59.3 kDa. Other isoforms may exist. This gene shares homology with other species, including: Rat.