| C | Cas9_REC | e6rjgC1 | A: alpha complex topology | X: CRISPR-associated endonuclease Cas9 alpha-helical lobe | H: CRISPR-associated endonuclease Cas9 alpha-helical lobe (From Topology) | T: CRISPR-associated endonuclease Cas9 alpha-helical lobe | F: Cas9_REC | ECOD (1.6) |
| C | UNK_F_TYPE | e6rjgC4 | A: a+b two layers | X: SSHS domain | H: SSHS domain in CRISPR-associated endonuclease Cas9 (From Topology) | T: SSHS domain in CRISPR-associated endonuclease Cas9 | F: UNK_F_TYPE | ECOD (1.6) |
| C | UNK_F_TYPE | e6rjgC3 | A: a+b complex topology | X: CRISPR-associated endonuclease Cas9 C-terminal domain (From Topology) | H: CRISPR-associated endonuclease Cas9 C-terminal domain (From Topology) | T: CRISPR-associated endonuclease Cas9 C-terminal domain | F: UNK_F_TYPE | ECOD (1.6) |
| C | EUF08585 | e6rjgC2 | A: a+b complex topology | X: CRISPR-associated endonuclease Cas9 wedge domain (From Topology) | H: CRISPR-associated endonuclease Cas9 wedge domain (From Topology) | T: CRISPR-associated endonuclease Cas9 wedge domain | F: EUF08585 | ECOD (1.6) |
| C | Cas9_1st | e6rjgC5 | A: mixed a+b and a/b | X: Ribonuclease H-like | H: Ribonuclease H-like (From Topology) | T: Ribonuclease H-like | F: Cas9_1st | ECOD (1.6) |
| B | UNK_F_TYPE | e6rjgB1 | A: alpha arrays | X: HTH | H: HTH | T: tetra-helical, lambda repressor-like | F: UNK_F_TYPE | ECOD (1.6) |
| B | EUF07691 | e6rjgB2 | A: a+b two layers | X: dsRBD-like | H: Anti-CRISPR protein AcrIIA6 (From Topology) | T: Anti-CRISPR protein AcrIIA6 | F: EUF07691 | ECOD (1.6) |
| A | UNK_F_TYPE | e6rjgA1 | A: alpha arrays | X: HTH | H: HTH | T: tetra-helical, lambda repressor-like | F: UNK_F_TYPE | ECOD (1.6) |
| A | EUF07691 | e6rjgA2 | A: a+b two layers | X: dsRBD-like | H: Anti-CRISPR protein AcrIIA6 (From Topology) | T: Anti-CRISPR protein AcrIIA6 | F: EUF07691 | ECOD (1.6) |