| B | HTH_20_like | e4ad9B2 | A: alpha arrays | X: HTH | H: HTH | T: winged | F: HTH_20_like | ECOD (1.6) |
| B | Lactamase_B_1 | e4ad9B1 | A: a+b four layers | X: Metallo-hydrolase/oxidoreductase (From Topology) | H: Metallo-hydrolase/oxidoreductase (From Topology) | T: Metallo-hydrolase/oxidoreductase | F: Lactamase_B_1 | ECOD (1.6) |
| C | HTH_20_like,Lactamase_B_1 | e4ad9C3 | A: a+b four layers | X: Metallo-hydrolase/oxidoreductase (From Topology) | H: Metallo-hydrolase/oxidoreductase (From Topology) | T: Metallo-hydrolase/oxidoreductase | F: HTH_20_like,Lactamase_B_1 | ECOD (1.6) |
| F | HTH_20_like,Lactamase_B_1 | e4ad9F3 | A: a+b four layers | X: Metallo-hydrolase/oxidoreductase (From Topology) | H: Metallo-hydrolase/oxidoreductase (From Topology) | T: Metallo-hydrolase/oxidoreductase | F: HTH_20_like,Lactamase_B_1 | ECOD (1.6) |
| E | HTH_20_like,Lactamase_B_1 | e4ad9E3 | A: a+b four layers | X: Metallo-hydrolase/oxidoreductase (From Topology) | H: Metallo-hydrolase/oxidoreductase (From Topology) | T: Metallo-hydrolase/oxidoreductase | F: HTH_20_like,Lactamase_B_1 | ECOD (1.6) |
| D | HTH_20_like,Lactamase_B_1 | e4ad9D1 | A: a+b four layers | X: Metallo-hydrolase/oxidoreductase (From Topology) | H: Metallo-hydrolase/oxidoreductase (From Topology) | T: Metallo-hydrolase/oxidoreductase | F: HTH_20_like,Lactamase_B_1 | ECOD (1.6) |
| A | HTH_20_like,Lactamase_B_1 | e4ad9A1 | A: a+b four layers | X: Metallo-hydrolase/oxidoreductase (From Topology) | H: Metallo-hydrolase/oxidoreductase (From Topology) | T: Metallo-hydrolase/oxidoreductase | F: HTH_20_like,Lactamase_B_1 | ECOD (1.6) |