A protein permanently attached to a biological membrane which is involved in transmembrane transport of a single species of ion or molecule in one direction, either as a channel for or a carrier of molecules of solute.
Origin
1960s. From uni- + -porter.
Definition of uniporter in US English:
uniporter
nounˈjuːnɪpɔːtə
Biology
A protein permanently attached to a biological membrane which is involved in transmembrane transport of a single species of ion or molecule in one direction, either as a channel for or a carrier of molecules of solute.