6IFO:
reference: Phage AcrIIA2 DNA Mimicry: Structural Basis of the CRISPR and Anti-CRISPR Arms Race., Liu L, Yin M, Wang M, Wang Y, Mol Cell. 2019 Feb 7;73(3):611-620.e3. doi: 10.1016/j.molcel.2018.11.011. Epub, 2018 Dec 31. PMID: 30606466

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