OBSOLETE. Combining with an aryl hydrocarbon and transmitting the signal to initiate a change in cell activity. The aryl hydrocarbon receptor is a ligand-activated transcription factor which translocates to the nucleus to activate transcription upon ligand-binding.
Source:PMID:7493958,
PMID:1325649,
GOC:ai,
Wikipedia:Aryl_hydrocarbon_receptor
Comment
This term was obsoleted because it represents a gene product.