Rhodopsin family
Secretin receptor family
Adhesion receptor family
Cadherin EGF LAG (CELSR)
EGF-like module-containing mucin-like hormone receptor-like (EMR)
Latrophilin
Brain-specific angiogenesis inhibitor (BAI)
K04596 ADGRB1, BAI1; adhesion G protein-coupled receptor B1 K04597 ADGRB2, BAI2; adhesion G protein-coupled receptor B2 K04598 ADGRB3, BAI3; adhesion G protein-coupled receptor B3
Others
Metabotropic glutamate receptor family
Frizzled / Smoothened family