O Green opsin Midwavelength sensitive opsin opsin 1 (cone pigments), medium-wave-sensitive (color blindness, deutan) Opn1mw green LWS cone opsin genetic mapping MWS opsin green long wavelength sensitive cone opsin Midwavelength sensitive opsin|Green opsin|green long wavelength sensitive cone opsin|M opsin|green LWS photopigment|green LWS cone opsin|MWS opsin|Gcp MGI:1097692 Gcp M opsin Gene + http://identifiers.org/mgd/MGI:1097692 green LWS photopigment protein coding gene