Rhodopsin

**Definition:** A purplish-red, light-sensitive pigment found in RETINAL ROD CELLS of most vertebrates. It is a complex consisting of a molecule of ROD OPSIN and a molecule of 11-cis retinal (RETINALDEHYDE). Rhodopsin exhibits peak absorption wavelength at about 500 nm.

**Tree numbers:** - D12.776.543.750.695.955 - D23.767.930.750.500.500

**Synonyms:** - Visual Purple