Hormone Receptor

**Semantic type:** Amino Acid, Peptide, or Protein|Receptor

**Definition:** Ligand binding proteins that bind signalling molecules external to the cell with high affinity and convert this extracellular event into one or more intracellular signals that alter the behavior of the target cell. The hormone receptor can be cytoplasmic/nuclear, or associated with the cell membrane in the case of receptors whose ligands cannot penetrate the membrane.

**Synonyms:** - hormone receptor