U172D
U172D is a variant of the SARS-CoV-2 virus, which causes COVID-19. It was first identified in South Africa in 2021 and has since been detected in several other countries. The variant is named for its unique genetic sequence, which includes a mutation in the spike protein that may affect its ability to bind to human ACE2 receptors. This mutation, known as the E484K mutation, has been associated with increased transmissibility and reduced neutralizing antibody response.
U172D has been classified as a variant of concern by the World Health Organization due to its
The emergence of U172D highlights the ongoing evolution of SARS-CoV-2 and the need for continued surveillance