KEGG Orthology (KO) [BR:nnt00001]
09130 Environmental Information Processing
09133 Signaling molecules and interaction
04080 Neuroactive ligand-receptor interaction
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09180 Brite Hierarchies
09183 Protein families: signaling and cellular processes
04030 G protein-coupled receptors [BR:nnt04030]
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G protein-coupled receptors [BR:nnt04030]
Rhodopsin family
Base and nucleoside
Adenosine
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