721-750 of 852
| Schizosaccharomyces japonicus yFS275 | Eukaryota | Ni | user | Urease | XP_002173958.1 | | PDB BLAST (NCBI) | STRING search |
| Schizosaccharomyces pombe 972h | Eukaryota | Ni | user | Urease | NP_594813.1 | | PDB BLAST (NCBI) | STRING search |
| Serratia proteamaculans 568 | Bacteria | Ni | user | Ni-Fe hydrogenase III large subunit | YP_001478659.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella amazonensis SB2B | Bacteria | Ni | user | Ni-Fe hydrogenase large chain | YP_927554.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella baltica OS195 | Bacteria | Ni | user | Ni-Fe hydrogenase large subunit | YP_001554352.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella frigidimarina NCIMB 400 | Bacteria | Ni | user | Ni-Fe hydrogenase, large subunit | YP_750788.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella loihica PV-4 | Bacteria | Ni | user | Ni-Fe hydrogenase, large subunit | YP_001093889.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella oneidensis MR-1 | Bacteria | Ni | user | Ni-Fe hydrogenase, large subunit | NP_717701.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella pealeana ATCC 700345 | Bacteria | Ni | user | Ni-Fe hydrogenase large subunit | YP_001501887.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella putrefaciens CN-32 | Bacteria | Ni | user | Ni-Fe hydrogenase, large subunit | YP_001183609.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella sediminis HAW-EB3 | Bacteria | Ni | user | Ni-Fe hydrogenase, large subunit | YP_001473646.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella sp. MR-7 | Bacteria | Ni | user | Ni-Fe hydrogenase, large subunit | YP_738201.1 | | PDB BLAST (NCBI) | STRING search |
| Shewanella woodyi ATCC 51908 | Bacteria | Ni | user | Ni SodN, Ni | YP_001759456.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella boydii Sb227 | Bacteria | Ni | user | Ni-Fe hydrogenase 1 large subunit | YP_408651.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella boydii Sb227 | Bacteria | Ni | user | Ni-Fe hydrogenase 2 large subunit | YP_409215.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella boydii Sb227 | Bacteria | Ni | user | Ni-Fe hydrogenase 3 | YP_409151.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella boydii Sb227 | Bacteria | Ni | user | Ni-Fe hydrogenase 4 subunit | YP_408883.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella dysenteriae Sd197 | Bacteria | Ni | user | Ni-Fe hydrogenase 1 large subunit | YP_402612.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella dysenteriae Sd197 | Bacteria | Ni | user | Ni-Fe hydrogenase 2 large subunit | YP_404586.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella dysenteriae Sd197 | Bacteria | Ni | user | Ni-Fe hydrogenase 3 | YP_404437.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella dysenteriae Sd197 | Bacteria | Ni | user | Ni-Fe hydrogenase 4 subunit | YP_404217.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella flexneri 2a str. 301 | Bacteria | Ni | user | Ni-Fe hydrogenase 1 large subunit | NP_706895.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella flexneri 2a str. 301 | Bacteria | Ni | user | Ni-Fe hydrogenase 2 large subunit | NP_708812.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella flexneri 2a str. 301 | Bacteria | Ni | user | Ni-Fe hydrogenase 3 | NP_708325.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella flexneri 2a str. 301 | Bacteria | Ni | user | Ni-Fe hydrogenase 3 | NP_708522.2 | | PDB BLAST (NCBI) | STRING search |
| Shigella sonnei Ss046 | Bacteria | Ni | user | Ni-Fe hydrogenase 1 large subunit | YP_309949.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella sonnei Ss046 | Bacteria | Ni | user | Ni-Fe hydrogenase 2 large subunit | YP_311958.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella sonnei Ss046 | Bacteria | Ni | user | Ni-Fe hydrogenase 3 | YP_311707.1 | | PDB BLAST (NCBI) | STRING search |
| Shigella sonnei Ss046 | Bacteria | Ni | user | Ni-Fe hydrogenase 4 subunit | YP_311432.1 | | PDB BLAST (NCBI) | STRING search |
| Silicibacter pomeroyi DSS-3 | Bacteria | Ni | user | urease subunit alpha | YP_166953.1 | | PDB BLAST (NCBI) | STRING search |
