EN_01453012_0007 EN_01453029_0002 EN_01480274_0869 EN_01477768_0001 EN_01477548_2616 EN_01480341_0002 EN_01480195_2255 EN_01466514_0001 EN_01480342_0005 A 3D model of the SARS-CoV-2 corona virus