DescriptionCAS4qyz.png English: Type-I CRISPR RNA-guided surveillance complex (Cas, blue) bound to a ssDNA target (orange). The type I surveillance complex
Cascade protein subunits CasA, CasB, CasC, CasD, and CasE (cyan) bound to CRISPR RNA (green) and viral DNA (red) based on PDB 4QYZ and rendered with PyMOL