Assertion: ligand's receptor | /r/HasProperty | nrs
Facets:
Source sentences:
text: Nuclear receptors (NRs) may be classified into two broad classes according to their mechanism of action and subcellular distribution in the absence of ligand.
text: Nuclear receptors (NRs) are a class of ligand-dependent transcriptional regulatory proteins that belong to the nuclear receptor family or the steroid hormone receptor superfamily.