Relaxin interacts with the relaxin receptor LGR7 (RXFP1) and LGR8 (RXFP2), which belong to the G protein-coupled receptor superfamily.
A relaxina interacciona co receptor da relaxina LGR7 (RXFP1) e o LGR8 (RXFP2), que pertencen á superfamilia de receptores acoplados á proteína G .