4KHP:
reference: Crystal Structure of a Bioactive Pactamycin Analog Bound to the 30S Ribosomal Subunit., Tourigny DS, Fernandez IS, Kelley AC, Vakiti RR, Chattopadhyay AK, Dorich S, Hanessian S, Ramakrishnan V, J Mol Biol. 2013 May 20. pii: S0022-2836(13)00303-3. doi:, 10.1016/j.jmb.2013.05.004. PMID: 23702293

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