Summary

Name DRD4
Full Name D
Synonyms D(2C) dopamine receptor, Dopamine D4 receptor |
Primary ID P21917
Links - -
Type protein
Relations 7
Pathways Dopaminergic Synapse
Inhibitors zotepine
Function Dopamine receptor responsible for neuronal signaling in the mesolimbic system of the brain, an area of the brain that regulates emotion and complex behavior. Activated by dopamine, but also by epinephrine and norepinephrine, and by numerous synthetic agonists and drugs (PubMed:9003072, PubMed:16423344, PubMed:27659709, PubMed:29051383). Agonist binding triggers signaling via G proteins that inhibit adenylyl cyclase (PubMed:7512953, PubMed:7643093, PubMed:16423344, PubMed:27659709, PubMed:29051383). Modulates the circadian rhythm of contrast sensitivity by regulating the rhythmic expression of NPAS2 in the retinal ganglion cells (By similarity).

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Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png binding GNAO1 0.447
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAZ 0.282
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI3 0.417
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNB5 0.432
Publications: 1 Organism: Homo Sapiens
Pathways:Dopaminergic Synapse
+ up-regulates activity img/direct-activation.png chemical activation DRD4 0.8
Publications: 1 Organism: Homo Sapiens
Pathways:Dopaminergic Synapse
+ down-regulates activity img/direct_inhibition.png chemical inhibition DRD4 0.8
Publications: 1 Organism: Cricetulus Griseus
+ up-regulates activity img/direct-activation.png binding GNAI1 0.434
Publications: 1 Organism: Homo Sapiens