3TGX: Il-21:Il21r Complex
reference: The crystal structure of the interleukin 21 receptor bound to interleukin 21 reveals that a sugar chain interacting with the WSXWS motif is an integral part of the interleukin 21 receptor., Hamming OJ, Kang L, Svensson A, Karlsen JL, Rahbek-Nielsen H, Paludan SR, Hjorth SA, Bondensgaard K, Hartmann R, J Biol Chem. 2012 Jan 10. PMID: 22235133

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).