Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0006355 | biological_process | regulation of DNA-templated transcription |
| A | 0007602 | biological_process | phototransduction |
| A | 0009881 | molecular_function | photoreceptor activity |
| A | 0042802 | molecular_function | identical protein binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE HC4 A 150 |
| Chain | Residue |
| A | PHE96 |
| A | ASP97 |
| A | TYR98 |
| A | MET100 |
| A | TYR42 |
| A | GLU46 |
| A | THR50 |
| A | ARG52 |
| A | PHE62 |
| A | ALA67 |
| A | PRO68 |
| A | CYS69 |
| site_id | CRE |
| Number of Residues | 1 |
| Details | THE CHROMOPHORE IS LINKED TO THE PEPTIDE BY A THIOESTER BOND TO THE GAMMA SULFUR OF CYS 69. |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | CYS69 | |
