| D | Beta-lactamase | e7sndD1 | 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) |
| C | Beta-lactamase | e7sndC1 | 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) |
| B | Beta-lactamase | e7sndB1 | 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 | Beta-lactamase | e7sndA1 | 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) |