Table 1 Amino acids bound to the copper atom of the blue copper proteins of eukaryotic origin. Plastocyanins are also found in prokaryotes. The * indicates that crystal structures are as yet not available.
From: Functionally specified protein signatures distinctive for each of the different blue copper proteins
S. NO: | PROTEIN NAME | METAL BINDING ACTIVE SITES | |||
|---|---|---|---|---|---|
| Â | Â | 1 | 2 | 3 | 4 |
1 | PLANTACYANIN PDB: 1F56 | 34 HIS | 74CYS | 79 HIS | 84 MET |
2 | PLASTOCYANIN PDB: 1AG6 | 37 HIS | 84 CYS | 87 HIS | 92 MET |
3 | CUCUMBER BASIC PROTEIN PDB: 2CBP | 39 HIS | 79 CYS | 84 HIS | 89 MET |
4 | STELLACYANIN1JER | 46 HIS | 89 CYS | 94 HIS | 99 GLN |
5 | DICYANIN | * | * | * | * |
6 | UMECYANIN P42849 | 44 HIS | 85 CYS | 90 HIS | 95 GLN |
7 | UCLACYANIN | * | * | * | * |
8 | CUSACYANIN P00303 | 39 HIS | 79 CYS | 84 HIS | 89 MET |