5MNT:
reference: Crystal Structure of the Maturation Protein from Bacteriophage Qbeta., Rumnieks J, Tars K, J Mol Biol. 2017 Jan 19. pii: S0022-2836(17)30040-2. doi:, 10.1016/j.jmb.2017.01.012. PMID: 28111107

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