| Allergen name | Source | AllFam family | |
| Pyr c 1 | Pyrus communis (Pear) | AF069 | Bet v 1 family |
| Pyr c 3 | Pyrus communis (Pear) | AF050 | Prolamin superfamily |
| Pyr c 4 | Pyrus communis (Pear) | AF051 | Profilin |
| Pyr c 5 | Pyrus communis (Pear) | AF123 | Isoflavone reductase family |
