domain_id,description,domain_type,proteins
IPR000762,"Midkine heparin-binding growth factor",Family,MDK
IPR020089,"Pleiotrophin/Midkine, N-terminal domain",Domain,MDK
IPR020090,"Pleiotrophin/Midkine, C-terminal domain",Domain,MDK
IPR020091,"Pleiotrophin/Midkine disulphide-rich domain",Domain,MDK
IPR020092,"Pleiotrophin/Midkine heparin-binding growth factor, conserved site",Conserved_site,MDK