| P31891 | n/a | 4iuc | CL | L | 703 | e4iucL3 | all-beta domain in nickel-iron hydrogenase large subunit | all-beta domain in nickel-iron hydrogenase large subunit | all-beta domain in nickel-iron hydrogenase large subunit | NiFeSe_Hases |
| P31891 | n/a | 4ttt | CL | L | 704 | e4tttL1 | FAD-linked reductases, C-terminal domain-like | Ni-Fe binding domain in nickel-iron hydrogenase large subunit | Ni-Fe binding domain in nickel-iron hydrogenase large subunit | NiFeSe_Hases |
| P31891 | n/a | 4ttt | CL | L | 704 | e4tttL2 | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | NiFeSe_Hases |
| P31891 | n/a | 5d51 | CL | L | 715 | e5d51L3 | FAD-linked reductases, C-terminal domain-like | Ni-Fe binding domain in nickel-iron hydrogenase large subunit | Ni-Fe binding domain in nickel-iron hydrogenase large subunit | NiFeSe_Hases |
| P31891 | n/a | 5d51 | CL | L | 715 | e5d51L4 | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | NiFeSe_Hases |
| P31891 | n/a | 5mdk | CL | L | 703 | e5mdkL3 | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | NiFeSe_Hases |
| P31891 | n/a | 7odh | CL | L | 705 | e7odhL4 | all-beta domain in nickel-iron hydrogenase large subunit | all-beta domain in nickel-iron hydrogenase large subunit | all-beta domain in nickel-iron hydrogenase large subunit | NiFeSe_Hases |
| P31891 | n/a | 8pou | CL | L | 703 | e8pouL2 | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | NiFeSe_Hases |
| P31891 | n/a | 8pou | CL | L | 703 | e8pouL3 | FAD-linked reductases, C-terminal domain-like | Ni-Fe binding domain in nickel-iron hydrogenase large subunit | Ni-Fe binding domain in nickel-iron hydrogenase large subunit | NiFeSe_Hases |
| P31891 | n/a | 8pow | CL | L | 703 | e8powL2 | FAD-linked reductases, C-terminal domain-like | Ni-Fe binding domain in nickel-iron hydrogenase large subunit | Ni-Fe binding domain in nickel-iron hydrogenase large subunit | NiFeSe_Hases |
| P31891 | n/a | 8pow | CL | L | 703 | e8powL3 | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | NiFeSe_Hases |
| P31891 | n/a | 8pow | CL | S | 1005 | e8powL3 | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | alpha-helical domain in nickel-iron hydrogenase, large subunit | NiFeSe_Hases |