[tom kelly]

The United Kingdom UK Variant of COVID-19 is a mutation amino acid change from Asparagine to Tyrosine at position 501 in the receptor binding domain of the spike protein...(N501Y) . This is not uncommon in viruses and it is not worrisome to virologist because they have seen it before...probably will not lessen the effect on immunization and antibody production of the mRNA vaccines. Everyones immune system reacts differently to an antigen-antibody response. Way too early to answer all the questions even with new technology tools of CRISPR and Next Generation Sequencing...