Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005509 | molecular_function | calcium ion binding |
| A | 0009523 | cellular_component | photosystem II |
| A | 0009654 | cellular_component | photosystem II oxygen evolving complex |
| A | 0015979 | biological_process | photosynthesis |
| A | 0019898 | cellular_component | extrinsic component of membrane |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 1001 |
| Chain | Residue |
| A | ASP31 |
| A | ASP34 |
| A | ASP54 |
| A | GLU164 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE ZN A 1002 |
| Chain | Residue |
| A | HIS58 |
| A | THR63 |
| A | GLU87 |
| A | ASP91 |
| A | HOH2019 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 1003 |
| Chain | Residue |
| A | GLU170 |
| A | GLU170 |
| A | LYS174 |
| A | HOH2014 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ZN A 1004 |
| Chain | Residue |
| A | HIS142 |
| A | GLU163 |
| A | HOH2020 |
| site_id | AC5 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE ZN A 1005 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | ASP31 | |
| A | ASP34 | |
| A | ASP54 | |
| A | HIS58 | |
| A | THR63 | |
| A | GLU87 | |
| A | ASP91 | |
| A | HIS142 | |
| A | GLU163 | |
| A | GLU164 | |
| Chain | Residue | Details |
| A | SER20 | |
