61-90 of 852
| Azoarcus sp. BH72 | Bacteria | Ni | user | Ni-Fe hydrogenase, large chain | YP_935289.1 | | PDB BLAST (NCBI) | STRING search |
| Azorhizobium caulinodans ORS 571 | Bacteria | Ni | user | Ni-Fe hydrogenase HupV protein | YP_001523512.1 | | PDB BLAST (NCBI) | STRING search |
| Azorhizobium caulinodans ORS 571 | Bacteria | Ni | user | Ni-Fe hydrogenase large subunit protein | YP_001523515.1 | | PDB BLAST (NCBI) | STRING search |
| Azorhizobium caulinodans ORS 571 | Bacteria | Ni | user | urease subunit alpha | YP_001524682.1 | | PDB BLAST (NCBI) | STRING search |
| Azotobacter vinelandii AvOP | Bacteria | Ni | user | Ni carbon monoxide dehydrogenase, catalytic subunit | ZP_00416512.1 | | PDB BLAST (NCBI) | STRING search |
| Azotobacter vinelandii AvOP | Bacteria | Ni | user | Ni-Fe hydrogenase, large subunit | ZP_00416519.1 | | PDB BLAST (NCBI) | STRING search |
| Azotobacter vinelandii AvOP | Bacteria | Ni | user | Ni-Fe hydrogenase, large subunit | ZP_00419027.1 | | PDB BLAST (NCBI) | STRING search |
| Azotobacter vinelandii AvOP | Bacteria | Ni | user | Urease alpha | ZP_00418155.1 | | PDB BLAST (NCBI) | STRING search |
| Bacillus amyloliquefaciens FZB42 | Bacteria | Ni | user | urease subunit alpha | YP_001422941.1 | | PDB BLAST (NCBI) | STRING search |
| Bacillus cereus ATCC 10987 | Bacteria | Ni | user | urease subunit alpha | NP_979959.1 | | PDB BLAST (NCBI) | STRING search |
| Bacillus coagulans 36D1 | Bacteria | Ni | user | urease, alpha subunit | ZP_01697429.1 | | PDB BLAST (NCBI) | STRING search |
| Bacillus halodurans C-125 | Bacteria | Ni | user | urease subunit alpha | NP_241120.1 | | PDB BLAST (NCBI) | STRING search |
| Bacillus subtilis subsp. subtilis str. 168 | Bacteria | Ni | user | urease subunit alpha | NP_391545.1 | | PDB BLAST (NCBI) | STRING search |
| Bordetella bronchiseptica RB50 | Bacteria | Ni | user | urease subunit alpha | NP_890857.1 | | PDB BLAST (NCBI) | STRING search |
| Bordetella parapertussis 12822 | Bacteria | Ni | user | urease subunit alpha | NP_886007.1 | | PDB BLAST (NCBI) | STRING search |
| Bordetella pertussis Tohama I | Bacteria | Ni | user | urease subunit alpha | NP_881730.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium japonicum USDA 110 | Bacteria | Ni | user | Ni-Fe hydrogenase HupV protein | NP_773583.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium japonicum USDA 110 | Bacteria | Ni | user | Ni-Fe hydrogenase large subunit | NP_773581.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium japonicum USDA 110 | Bacteria | Ni | user | Ni-Fe hydrogenase large subunit-like protein | NP_768361.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium japonicum USDA 110 | Bacteria | Ni | user | urease subunit alpha | NP_768097.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium sp. BTAi1 | Bacteria | Ni | user | Ni-Fe hydrogenase large subunit precursor | YP_001238094.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium sp. BTAi1 | Bacteria | Ni | user | Ni-Fe hydrogenase large subunit | YP_001220511.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium sp. BTAi1 | Bacteria | Ni | user | Ni-Fe hydrogenase large subunit | YP_001236652.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium sp. BTAi1 | Bacteria | Ni | user | Ni-Fe hydrogenase | YP_001238092.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium sp. BTAi1 | Bacteria | Ni | user | urease subunit alpha | YP_001238061.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium sp. BTAi1 | Bacteria | Ni | user | urease subunit alpha | YP_001240384.1 | | PDB BLAST (NCBI) | STRING search |
| Bradyrhizobium sp. BTAi1 | Bacteria | Ni | user | urease subunit alpha | YP_001242800.1 | | PDB BLAST (NCBI) | STRING search |
| Brucella abortus biovar 1 str. 9-941 | Bacteria | Ni | user | urease subunit alpha | YP_221060.1 | | PDB BLAST (NCBI) | STRING search |
| Brucella abortus biovar 1 str. 9-941 | Bacteria | Ni | user | urease subunit alpha | YP_222047.1 | | PDB BLAST (NCBI) | STRING search |
| Brucella melitensis biovar Abortus 2308 | Bacteria | Ni | user | urease subunit alpha | YP_413771.1 | | PDB BLAST (NCBI) | STRING search |
