Blue-sensitive opsin; BOP; blue cone photoreceptor pigment (OPN1SW, BCP)

Function

• component of visual pigment with light absorption (max)=420 nm
• phosphorylated on some or all of the serine & threonine
• residues present in the C-terminal region

Structure

• belongs to the G-protein coupled receptor 1 family, opsin subfamily

Compartment

membrane

Expression

• the three color pigments are found in the cone photoreceptor cells

Pathology

• defects in OPN1SW are the cause of tritan color blindness (tritanopia)

More general terms

• opsin

Component of

• visual pigment

Database

• Kegg: http://www.genome.jp/dbget-bin/www_bget?hsa:611
• OMIM: https://mirror.omim.org/entry/190900
• UniProt: http://www.uniprot.org/uniprot/P03999.html