3991-4020 of 4047
| Xenopus tropicalis | Eukaryota | Cu | user | Multicopper oxidase family 4, putative coagulation factor VIII | | | PDB BLAST (NCBI) | STRING search |
| Xenopus tropicalis | Eukaryota | Cu | user | Peptidylglycine alpha-hydroxylating monooxygenase | | | PDB BLAST (NCBI) | STRING search |
| Xenopus tropicalis | Eukaryota | Cu | user | Tyrosinase | | | PDB BLAST (NCBI) | STRING search |
| Xenopus tropicalis | Eukaryota | Cu | user | copper amine oxidase 1 | | | PDB BLAST (NCBI) | STRING search |
| Xenopus tropicalis | Eukaryota | Cu | user | copper amine oxidase 2 | NP_001025584.1 | | PDB BLAST (NCBI) | STRING search |
| Xenopus tropicalis | Eukaryota | Cu | user | copper amine oxidase 3 | | | PDB BLAST (NCBI) | STRING search |
| Xylella fastidiosa Temecula1 | Bacteria | Cu | user | Azurin-like | NP_779777.1 | | PDB BLAST (NCBI) | STRING search |
| Xylella fastidiosa Temecula1 | Bacteria | Cu | user | COX I, ubiquinol oxidase subunit I | NP_778846.1 | | PDB BLAST (NCBI) | STRING search |
| Xylella fastidiosa Temecula1 | Bacteria | Cu | user | Multicopper oxidase family | NP_778350.1 | | PDB BLAST (NCBI) | STRING search |
| Xylella fastidiosa Temecula1 | Bacteria | Cu | user | Multicopper oxidase family | NP_780214.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | COX I | NP_075425.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | COX II | NP_075438.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | CuZn SOD | XP_503452.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | CuZn SOD | XP_503850.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | Multicopper oxidase family, Fet3p-like | XP_502500.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | Multicopper oxidase family, Fet3p-like | XP_502524.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | Multicopper oxidase family | XP_500278.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | copper amine oxidase | XP_500130.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | copper amine oxidase | XP_501971.1 | | PDB BLAST (NCBI) | STRING search |
| Yarrowia lipolytica CLIB122 | Eukaryota | Cu | user | copper amine oxidase | XP_502153.2 | | PDB BLAST (NCBI) | STRING search |
| Yersinia bercovieri ATCC 43970 | Bacteria | Cu | user | COX I, quinol oxidase subunit I | ZP_00821016.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia bercovieri ATCC 43970 | Bacteria | Cu | user | CuZn SOD | ZP_00820876.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia bercovieri ATCC 43970 | Bacteria | Cu | user | Multicopper oxidase family | ZP_00821599.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia bercovieri ATCC 43970 | Bacteria | Cu | user | Multicopper oxidase family | ZP_00823559.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia bercovieri ATCC 43970 | Bacteria | Cu | user | NADH dehydrogenase 2 | ZP_00822193.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia enterocolitica subsp. enterocolitica 8081 | Bacteria | Cu | user | COX I, ubiquinol oxidase subunit I | YP_001007324.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia enterocolitica subsp. enterocolitica 8081 | Bacteria | Cu | user | CuZn SOD | YP_001005096.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia enterocolitica subsp. enterocolitica 8081 | Bacteria | Cu | user | Multicopper oxidase family, CueO | YP_001005057.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia enterocolitica subsp. enterocolitica 8081 | Bacteria | Cu | user | Multicopper oxidase family, repressor protein for FtsI | YP_001007810.1 | | PDB BLAST (NCBI) | STRING search |
| Yersinia enterocolitica subsp. enterocolitica 8081 | Bacteria | Cu | user | NADH dehydrogenase 2 | YP_001005993.1 | | PDB BLAST (NCBI) | STRING search |
