6LKF:
reference: Intrinsic disorder is essential for Cas9 inhibition of anti-CRISPR AcrIIA5., An SY, Ka D, Kim I, Kim EH, Kim NK, Bae E, Suh JY, Nucleic Acids Res. 2020 Jun 16. pii: 5858113. doi: 10.1093/nar/gkaa512. PMID: 32544231

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