5MGA:
reference: Structure of the Cpf1 endonuclease R-loop complex after target DNA cleavage., Stella S, Alcon P, Montoya G, Nature. 2017 Jun 22;546(7659):559-563. doi: 10.1038/nature22398. Epub 2017 May, 31. PMID: 28562584

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