| A | short chain dehydrogenase / Enoyl-(Acyl carrier protein) reductase | e4i1dA1 | A: alpha arrays | X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | F: short chain dehydrogenase / Enoyl-(Acyl carrier protein) reductase | ECOD (v295.2) |
| C | short chain dehydrogenase / Enoyl-(Acyl carrier protein) reductase | e4i1dC1 | A: alpha arrays | X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | F: short chain dehydrogenase / Enoyl-(Acyl carrier protein) reductase | ECOD (v295.2) |
| D | | e4i1dD2 | A: alpha arrays | X: HTH | H: HTH | T: winged helix domain | F: | ECOD (v295.2) |
| D | Aldedh | e4i1dD1 | A: alpha arrays | X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | F: Aldedh | ECOD (v295.2) |
| B | | e4i1dB2 | A: alpha arrays | X: HTH | H: HTH | T: winged helix domain | F: | ECOD (v295.2) |
| B | EryCIII-like_N | e4i1dB3 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Class I glutamine amidotransferase-like | F: EryCIII-like_N | ECOD (v295.2) |