| J | Ion_trans_2 | e3pmzJ1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| I | Ion_trans_2 | e3pmzI1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| H | Ion_trans_2 | e3pmzH1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| G | Ion_trans_2 | e3pmzG1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| F | Ion_trans_2 | e3pmzF1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| E | Ion_trans_2 | e3pmzE1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| D | Ion_trans_2 | e3pmzD1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| C | Ion_trans_2 | e3pmzC1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| B | Ion_trans_2 | e3pmzB1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |
| A | Ion_trans_2 | e3pmzA1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Ion_trans_2 | ECOD (v294.1) |