I've updated my #SARSCoV2 #22F/#XBB figure to show how it has evolved into XBB.1 & XBB.1.5
XBB.1 has an additional spike S1 mutation at G252V
XBB.1.5 has a second amino-acid change at 486, taking 486S -> 486P
1/2
#XBB1 #XBB15
https://twitter.com/firefoxx66/status/1587762412110974976