| Q21FJ0 | n/a | 4nei | ZN | A | 800 | e4neiA2 | Glycosyl hydrolase domain-like | supersandwich | supersandwich | Hepar_II_III |
| Q21FJ0 | n/a | 4nei | ZN | A | 800 | e4neiA3 | Repetitive alpha hairpins | alpha/alpha toroid | alpha/alpha toroid | Alginate_lyase |
| Q21FJ0 | n/a | 4nei | ZN | B | 800 | e4neiB2 | Glycosyl hydrolase domain-like | supersandwich | supersandwich | Hepar_II_III |
| Q21FJ0 | n/a | 4nei | ZN | B | 800 | e4neiB3 | Repetitive alpha hairpins | alpha/alpha toroid | alpha/alpha toroid | Alginate_lyase |
| Q21FJ0 | n/a | 4ojz | ZN | A | 801 | e4ojzA1 | Repetitive alpha hairpins | alpha/alpha toroid | alpha/alpha toroid | Alginate_lyase |
| Q21FJ0 | n/a | 4ojz | ZN | A | 801 | e4ojzA2 | Glycosyl hydrolase domain-like | supersandwich | supersandwich | Hepar_II_III |
| Q21FJ0 | n/a | 4ojz | ZN | B | 801 | e4ojzB2 | Glycosyl hydrolase domain-like | supersandwich | supersandwich | Hepar_II_III |
| Q21FJ0 | n/a | 4ojz | ZN | B | 801 | e4ojzB3 | Repetitive alpha hairpins | alpha/alpha toroid | alpha/alpha toroid | Alginate_lyase |
| Q21FJ0 | n/a | 4ok2 | ZN | A | 801 | e4ok2A2 | Glycosyl hydrolase domain-like | supersandwich | supersandwich | Hepar_II_III |
| Q21FJ0 | n/a | 4ok2 | ZN | A | 801 | e4ok2A3 | Repetitive alpha hairpins | alpha/alpha toroid | alpha/alpha toroid | Alginate_lyase |
| Q21FJ0 | n/a | 4ok2 | ZN | B | 801 | e4ok2B2 | Glycosyl hydrolase domain-like | supersandwich | supersandwich | Hepar_II_III |
| Q21FJ0 | n/a | 4ok2 | ZN | B | 801 | e4ok2B3 | Repetitive alpha hairpins | alpha/alpha toroid | alpha/alpha toroid | Alginate_lyase |
| Q21FJ0 | n/a | 4ok4 | ZN | A | 800 | e4ok4A2 | Glycosyl hydrolase domain-like | supersandwich | supersandwich | Hepar_II_III |
| Q21FJ0 | n/a | 4ok4 | ZN | A | 800 | e4ok4A3 | Repetitive alpha hairpins | alpha/alpha toroid | alpha/alpha toroid | Alginate_lyase |
| Q21FJ0 | n/a | 4ok4 | ZN | B | 800 | e4ok4B2 | Glycosyl hydrolase domain-like | supersandwich | supersandwich | Hepar_II_III |
| Q21FJ0 | n/a | 4ok4 | ZN | B | 800 | e4ok4B3 | Repetitive alpha hairpins | alpha/alpha toroid | alpha/alpha toroid | Alginate_lyase |