| B | PQQ_syn_pqqF_2nd | e5cioB4 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: PQQ_syn_pqqF_2nd | ECOD (1.6) |
| B | PQQ_syn_pqqF_1st | e5cioB2 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: PQQ_syn_pqqF_1st | ECOD (1.6) |
| B | Peptidase_M16_C_2 | e5cioB3 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: Peptidase_M16_C_2 | ECOD (1.6) |
| B | Peptidase_M16 | e5cioB1 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: Peptidase_M16 | ECOD (1.6) |
| A | PQQ_syn_pqqF_2nd | e5cioA4 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: PQQ_syn_pqqF_2nd | ECOD (1.6) |
| A | PQQ_syn_pqqF_1st | e5cioA3 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: PQQ_syn_pqqF_1st | ECOD (1.6) |
| A | Peptidase_M16_C_2 | e5cioA2 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: Peptidase_M16_C_2 | ECOD (1.6) |
| A | Peptidase_M16 | e5cioA1 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: Peptidase_M16 | ECOD (1.6) |