receptor

in drug design
https://doi.org/10.1351/goldbook.RT06978
A @[email protected] is a protein or a protein complex in or on a cell that specifically recognizes and binds to a compound acting as a molecular messenger (neurotransmitter, hormone, lymphokine, lectin, @[email protected], etc). In a broader sense, the term @[email protected] is often used as a synonym for any specific (as opposed to non-specific such as binding to plasma @[email protected]) @[email protected] @[email protected], also including @[email protected] such as @[email protected]
Source:
PAC, 1997, 69, 1137. (Glossary of terms used in computational drug design (IUPAC Recommendations 1997)) on page 1149 [Terms] [Paper]