Table 1 ACE2 sequences of wild and domestic species present in Italy with their UniProt codes and the percentage of identity with human and ACE2 of Chiroptera species present in Italy. Wild and domestic species present in Italy UniProt ID % Identity with hACE2 % Identity with M. daubentonii ACE2 % Identity with R. ferrumequinum (E2DHI2) ACE2 % Identity with R. ferrumequinum (B6ZGN7) ACE2 Equus caballus (Horse) F6V9L3 84.72 82.40 84.36 84.92 Felis catus (Cat) Q56H28 83.06 80.44 82.12 82.68 Oryctolagus cuniculus (Rabbit) G1TEF4 83.90 81.84 79.33 79.89 Ursus arctos horribilis (Grizzly bear) A0A3Q7TE16 82.22 78.49 80.16 80.73 Canis lupus familiaris (Dog) A0A5F4BS93 80.56 77.65 78.49 79.05 Vulpes vulpes (Red fox) A0A3Q7RAT9 80.27 77.93 79.05 79.61 Mus musculus (Mouse) Q8R0I0 80.83 78.61 78.71 79.33 Sus scrofa (Pig) K7GLM4 80.55 77.34 77.93 78.49 Bostaurus (Cattle) Q58DD0 78.67 76.19 78.49 79.05 Ovis aries (Sheep) W5PSB6 79.10 75.98 78.27 78.83