| R | FeoB_Cyto | e3r1fR1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| Q | FeoB_Cyto | e3r1fQ1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| P | | e3r1fP2 | A: alpha bundles | X: Subtilisin-like | H: Subtilisin-like | T: Subtilisin-like | F: | ECOD (develop294) |
| O | | e3r1fO2 | A: alpha bundles | X: Subtilisin-like | H: Subtilisin-like | T: Subtilisin-like | F: | ECOD (develop294) |
| N | FeoB_Cyto | e3r1fN1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| M | FeoB_Cyto | e3r1fM1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| L | FeoB_Cyto | e3r1fL1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| K | FeoB_Cyto | e3r1fK1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| J | FeoB_Cyto | e3r1fJ1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| I | FeoB_Cyto | e3r1fI1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| H | FeoB_Cyto | e3r1fH1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| G | FeoB_Cyto | e3r1fG1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| F | FeoB_Cyto | e3r1fF1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| E | FeoB_Cyto | e3r1fE1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| D | FeoB_Cyto | e3r1fD1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| C | FeoB_Cyto | e3r1fC1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| B | FeoB_Cyto | e3r1fB1 | A: alpha bundles | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: FeoB_Cyto | ECOD (develop294) |
| A | ChapFlgA | e3r1fA1 | A: alpha bundles | X: Thioredoxin-like | H: Thioredoxin-like | T: Thioredoxin-like | F: ChapFlgA | ECOD (develop294) |