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alpha-1 adrenergic receptor
A presynaptic heteroreceptor on serotoninergic neurons. Norepinephrine interaction stimulates further release of serotonin. Blockade of alpha-1-adrenergic receptors causes dizziness, hypotension & drowsiness.
Related
alpha-1 adrenergic receptor agonist
alpha-1 adrenergic receptor antagonist; prostate-selective alpha blocker
gene
Specific
alpha-1A adrenergic receptor; alpha 1A-adrenoreceptor; alpha 1A-adrenoceptor; alpha-1C adrenergic receptor; alpha-adrenergic receptor 1c (ADRA1A, ADRA1C)
alpha-1B adrenergic receptor; alpha 1B-adrenoreceptor; alpha 1B-adrenoceptor (ADRA1B)
alpha-1D adrenergic receptor; alpha 1D-adrenoreceptor; alpha 1D-adrenoceptor; alpha-1A adrenergic receptor; alpha-adrenergic receptor 1a (ADRA1D, ADRA1A)
General
alpha adrenergic receptor
Properties
COMPARTMENT: synaptic membrane
CELL: neuron
MOTIF: exoplasmic domain {N-TERMINAL}
ligand-binding site
SITE: WITHIN-MEMBRANE-DOMAINS
FOR-BINDING-OF: norepinephrine
epinephrine
transmembrane domain {TM1}
transmembrane domain {TM2}
transmembrane domain {TM3}
transmembrane domain {TM4}
transmembrane domain {TM5}
transmembrane domain {TM6}
transmembrane domain {TM7}
binding site
SITE: C-TERMINAL-CYS
EFFECTOR-BOUND: palmitate
BOUND-VIA: carboxylate
cytoplasmic domain {C-TERMINAL}
Database Correlations
OMIM 104220