PVR is a symbol for the gene, Poliovirus receptor, in humans. Other names include: NECL-5; CD antigen CD155; Nectin-like protein 5; nectin-like 5; CD155; HVED; NECL5; PVS; TAGE4. The encoded protein has an amino acid length of 417 and a mass of 45.3 kDa. Other isoforms may exist. PVR is a member of the Nectin family. This gene shares homology with other species, including: Mouse.