| A | FHA | e4a34A1 | A: a/b three-layered sandwiches | X: Cystatin-like | H: Cystatin/monellin | T: Cystatin/monellin | F: FHA | ECOD (v294.1) |
| B | PNP_UDP_1 | e4a34B1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| C | PNP_UDP_1 | e4a34C1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| D | PNP_UDP_1 | e4a34D1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| E | PNP_UDP_1 | e4a34E1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| F | PNP_UDP_1 | e4a34F1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| G | PNP_UDP_1 | e4a34G1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| H | PNP_UDP_1 | e4a34H1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| I | PNP_UDP_1 | e4a34I1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| J | PNP_UDP_1 | e4a34J1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| K | PNP_UDP_1 | e4a34K1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| L | PNP_UDP_1 | e4a34L1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| N | PNP_UDP_1 | e4a34N1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| O | PNP_UDP_1 | e4a34O1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| P | PNP_UDP_1 | e4a34P1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| Q | PNP_UDP_1 | e4a34Q1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| S | PNP_UDP_1 | e4a34S1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| T | PNP_UDP_1 | e4a34T1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| R | PNP_UDP_1 | e4a34R1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |
| M | PNP_UDP_1 | e4a34M1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Zn-dependent exopeptidases | T: Zn-dependent exopeptidases | F: PNP_UDP_1 | ECOD (v294.1) |