External Resource: Annotation
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
| B | DNA_topoisoIV | e8pzgB1 | A: alpha arrays | X: HTH | H: HTH | T: Three-helical HTH | F: DNA_topoisoIV | ECOD (v295) |
| A | | e8pzgA01 | A: alpha arrays | X: HTH | H: HTH | T: Three-helical HTH | F: | ECOD (v295) |