The new bat coronavirus, HKU5-CoV-2, found in China has sparked concerns among health officials and has triggered panic. HKU5-CoV-2 has similarities to the virus responsible for the Covid-19 pandemic, according to a study published in Cell. HKU5-CoV-2 belongs to the merbecovirus subgenus, which also includes the MERS virus. The newly discovered virus can bind to human ACE2 receptors.