| A | Peptidase_M18_2nd | e5jh9A1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: Alanine racemase-C | F: Peptidase_M18_2nd | ECOD (1.6) |
| A | Peptidase_M18_1st | e5jh9A2 | A: a/b three-layered sandwiches | X: Phosphorylase/hydrolase-like | H: Zn-dependent exopeptidases (From Topology) | T: Zn-dependent exopeptidases | F: Peptidase_M18_1st | ECOD (1.6) |
| B | Peptidase_M18_2nd | e5jh9B2 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: Alanine racemase-C | F: Peptidase_M18_2nd | ECOD (1.6) |
| B | Peptidase_M18_1st | e5jh9B1 | A: a/b three-layered sandwiches | X: Phosphorylase/hydrolase-like | H: Zn-dependent exopeptidases (From Topology) | T: Zn-dependent exopeptidases | F: Peptidase_M18_1st | ECOD (1.6) |
| C | Peptidase_M18_2nd | e5jh9C2 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: Alanine racemase-C | F: Peptidase_M18_2nd | ECOD (1.6) |
| C | Peptidase_M18_1st | e5jh9C1 | A: a/b three-layered sandwiches | X: Phosphorylase/hydrolase-like | H: Zn-dependent exopeptidases (From Topology) | T: Zn-dependent exopeptidases | F: Peptidase_M18_1st | ECOD (1.6) |
| D | Peptidase_M18_2nd | e5jh9D1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: Alanine racemase-C | F: Peptidase_M18_2nd | ECOD (1.6) |
| D | Peptidase_M18_1st | e5jh9D2 | A: a/b three-layered sandwiches | X: Phosphorylase/hydrolase-like | H: Zn-dependent exopeptidases (From Topology) | T: Zn-dependent exopeptidases | F: Peptidase_M18_1st | ECOD (1.6) |