| B2CMA5 | n/a | 4xch | ZN | A | 201 | e4xchA1 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | LuxS/MPP-like metallohydrolase | LuxS |
| B2CMA5 | n/a | 4xch | ZN | A | 201 | e4xchB1 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | LuxS/MPP-like metallohydrolase | LuxS |
| B2CMA5 | n/a | 4xch | ZN | B | 201 | e4xchA1 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | LuxS/MPP-like metallohydrolase | LuxS |
| B2CMA5 | n/a | 4xch | ZN | B | 201 | e4xchB1 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | LuxS/MPP-like metallohydrolase | LuxS |
| B2CMA5 | n/a | 4xch | ZN | C | 201 | e4xchC1 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | LuxS/MPP-like metallohydrolase | LuxS |
| B2CMA5 | n/a | 4xch | ZN | C | 201 | e4xchD1 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | LuxS/MPP-like metallohydrolase | LuxS |
| B2CMA5 | n/a | 4xch | ZN | D | 201 | e4xchC1 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | LuxS/MPP-like metallohydrolase | LuxS |
| B2CMA5 | n/a | 4xch | ZN | D | 201 | e4xchD1 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | LuxS/MPP-like metallohydrolase | LuxS |