PV, or Parvalbumin, is a human gene encoded by PVALB. It may also be known as: Parvalbumin alpha; D22S749. The encoded protein has an amino acid length of 110 and a mass of 12.1 kDa. Other isoforms may exist. PV is a member of the Parvalbumin family. Homologs of this gene exist in other organisms, including: Mouse, Rat, Frog, Chicken.