ERI3 is a symbol for the gene, ERI1 exoribonuclease family member 3, in humans. Other names include: ERI1 exoribonuclease 3; Prion interactor 1; Prion protein-interacting protein; ERI1 exoribonuclease 3 ; enhanced RNAi three prime mRNA exonuclease homolog 3 (C.elegans); exoribonuclease 3; PINT1; PRNPIP. The encoded protein is an enzyme with an amino acid length of 337 and a mass of 37.2 kDa. Other isoforms may exist. This gene shares homology with other species, including: Rat, Frog, Chicken.