Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 2001 |
| site_id | AC2 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 2002 |
| site_id | AC3 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 2005 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SF4 B 2008 |
| Chain | Residue |
| A | UNK326 |
| B | UNK343 |
| B | UNK344 |
| site_id | AC5 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SF4 C 2009 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SF4 C 2010 |
| Chain | Residue |
| C | UNK23 |
| C | UNK50 |
| C | UNK56 |
| site_id | AC7 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 3001 |
| site_id | AC8 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA F 3002 |
| site_id | AC9 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 3003 |
| site_id | BC1 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CLA A 3005 |
| Chain | Residue |
| A | CLA3014 |
| A | CLA3017 |
| site_id | BC2 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 3006 |
| site_id | BC3 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3007 |
| site_id | BC4 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 3011 |
| site_id | BC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CLA F 3012 |
| Chain | Residue |
| B | CLA3001 |
| F | UNK30 |
| F | UNK33 |
| site_id | BC6 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3013 |
| site_id | BC7 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CLA A 3014 |
| Chain | Residue |
| A | CLA3005 |
| A | CLA3029 |
| site_id | BC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CLA A 3016 |
| Chain | Residue |
| A | UNK185 |
| A | UNK186 |
| A | UNK295 |
| A | CLA3029 |
| site_id | BC9 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3017 |
| site_id | CC1 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3018 |
| site_id | CC2 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CLA B 3020 |
| Chain | Residue |
| B | UNK282 |
| B | UNK283 |
| site_id | CC3 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA F 3022 |
| site_id | CC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CLA A 3024 |
| Chain | Residue |
| A | CLA3018 |
| A | CLA3027 |
| A | CLA3030 |
| site_id | CC5 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3026 |
| site_id | CC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CLA A 3027 |
| Chain | Residue |
| A | UNK202 |
| A | UNK205 |
| A | CLA3024 |
| A | CLA3039 |
| A | CLA3052 |
| site_id | CC7 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CLA A 3029 |
| Chain | Residue |
| A | UNK185 |
| A | CLA3014 |
| A | CLA3016 |
| site_id | CC8 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3030 |
| site_id | CC9 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CLA F 3031 |
| Chain | Residue |
| F | UNK77 |
| F | UNK114 |
| site_id | DC1 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 3034 |
| site_id | DC2 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3039 |
| site_id | DC3 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3043 |
| site_id | DC4 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3045 |
| site_id | DC5 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CLA K 3051 |
| site_id | DC6 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3052 |
| site_id | DC7 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3056 |
| site_id | DC8 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3057 |
| site_id | DC9 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 3063 |
| site_id | EC1 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA L 3064 |
| site_id | EC2 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3067 |
| site_id | EC3 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA B 3069 |
| site_id | EC4 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CLA A 3071 |
| site_id | EC5 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CLA A 3079 |
| site_id | ETS |
| Number of Residues | 10 |
| Details | THE COFACTORS CLA 2001 - 2006, PQN 2007 AND FS4 2008 - 2010 CONSTITUTE THE ELECTRON TRANSFER SYSTEM OF PHOTOSYSTEM I. A SECOND VIT K1, PSEUDO-SYMMETRICALLY POSITIONED TO PQN 2007, HAS NOT BEEN LOCATED. |
| Chain | Residue |
| A | CLA2001 |
| C | SF42010 |
| B | CLA2002 |
| B | CLA2003 |
| B | CLA2004 |
| B | CLA2005 |
| A | CLA2006 |
| B | PQN2007 |
| B | SF42008 |
| C | SF42009 |