5CNP:
reference: Substrate induced allosteric change in the quaternary structure of the spermidine N-acetyltransferase SpeG., Filippova EV, Weigand S, Osipiuk J, Kiryukhina O, Joachimiak A, Anderson WF, J Mol Biol. 2015 Sep 24. pii: S0022-2836(15)00536-7. doi:, 10.1016/j.jmb.2015.09.013. PMID: 26410587

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