6CKA:
reference: The conserved mosaic prophage protein paratox inhibits the natural competence regulator ComR in Streptococcus., Mashburn-Warren L, Goodman SD, Federle MJ, Prehna G, Sci Rep. 2018 Nov 8;8(1):16535. doi: 10.1038/s41598-018-34816-7. PMID: 30409983

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