PT - JOURNAL ARTICLE AU - Filip Fratev TI - The N501Y and K417N mutations in the spike protein of SARS-CoV-2 alter the interactions with both hACE2 and human derived antibody: A Free energy of perturbation study AID - 10.1101/2020.12.23.424283 DP - 2020 Jan 01 TA - bioRxiv PG - 2020.12.23.424283 4099 - http://biorxiv.org/content/early/2020/12/31/2020.12.23.424283.short 4100 - http://biorxiv.org/content/early/2020/12/31/2020.12.23.424283.full AB - 502 Bad Gateway The server returned an invalid or incomplete response.