| B | RVT_thumb | e7spnB1 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: RVT_thumb | ECOD (v295) |
| A | Beta-lactamase | e7spnA1 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: Beta-lactamase | ECOD (v295) |
| A | RVT_thumb | e7spnA2 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: RVT_thumb | ECOD (v295) |