Fig. 1: The cryo-EM structure of PCV-1.

a A section of a representative micrograph of PCV-1 and 2d class averages. b The 2.9 Å resolution 3D reconstruction of PCV-1, coloured according to quasi-conformer, with monomer A coloured blue and monomer B coloured grey, (left) capsid surface (right) central slice through capsid. c The atomic model of PCV-1, showing the model for a single asymmetric unit, comprising A/B quasi-conformers coloured blue and grey, respectively.