The Function of HRH1

In peripheral tissues, the H1 subclass of histamine receptors mediates the contraction of smooth muscles, increase in capillary permeability due to contraction of terminal venules, and catecholamine release from adrenal medulla, as well as mediating neurotransmission in the central nervous system.

Protein names

Recommended name:

Histamine H1 receptor

Short name:


Alternative name(s):


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Top Gene-Substance Interactions

HRH1 Interacts with These Diseases

Substances That Increase HRH1

Substances That Decrease HRH1

Conditions with Increased Gene Activity

Conditions with Decreased Gene Activity