| A | SpnB_Rossmann | e3pjaA1 | A: a/b three-layered sandwiches | X: Cupredoxin-like | H: Cupredoxin-related | T: Cupredoxin-related | F: SpnB_Rossmann | ECOD (v294.1) |
| B | Radical_SAM | e3pjaB1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| C | Radical_SAM | e3pjaC1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| D | Radical_SAM | e3pjaD1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| E | Radical_SAM | e3pjaE1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| F | Radical_SAM | e3pjaF1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| G | Radical_SAM | e3pjaG1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| I | Radical_SAM | e3pjaI1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| H | Radical_SAM | e3pjaH1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| J | SpnB_Rossmann | e3pjaJ1 | A: a/b three-layered sandwiches | X: Cupredoxin-like | H: Cupredoxin-related | T: Cupredoxin-related | F: SpnB_Rossmann | ECOD (v294.1) |
| K | Radical_SAM | e3pjaK1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |
| L | Radical_SAM | e3pjaL1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: Radical_SAM | ECOD (v294.1) |