2HRV:
reference: The structure of the 2A proteinase from a common cold virus: a proteinase responsible for the shut-off of host-cell protein synthesis., Petersen JF, Cherney MM, Liebig HD, Skern T, Kuechler E, James MN, EMBO J 1999 Oct 15;18(20):5463-75. PMID: 10523291

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).