domain_id,description,domain_type,proteins
IPR000731,"Sterol-sensing domain",Domain,NPC1;HMGCR;PTCH1;PTCHD4;DISP1;PTCHD1
IPR003392,"Protein patched/dispatched",Family,NPC1;PTCH1;PTCHD4;DISP1;PTCHD1
IPR004766,"Transmembrane receptor, patched",Family,PTCH1