Heparin is an activating ligand of the orphan receptor tyrosine kinase ALK.Murray P.B., Lax I., Reshetnyak A., Ligon G.F., Lillquist J.S., Natoli E.J. Jr., Shi X., Folta-Stogniew E., Gunel M.[...], Schlessinger J.View abstractCited forACTIVITY REGULATION, DOMAINCategoriesFunction, Family & DomainsSourceUniProtKB reviewed (Swiss-Prot)PubMedEurope PMCSci. Signal. 8:ra6-ra6 (2015)Cited in2Mapped to29