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Table 1 Chromosomal locations and numbers of introns of the nine human opsin genes

From: The opsins

Opsin Chromosomal location Number of introns
Rhodopsin 3q22.1 4
Blue opsin 7q32.1 4
Red opsin Xq28 5
Green opsin Xq28 5
Encephalopsin 1q43 3
Melanopsin 10q23.2 9
Peropsin 4q25 6
RGR 10q23.1 6
Neuropsin 6p12.3 6