4XG7:
reference: Crystal structures of spleen tyrosine kinase in complex with novel inhibitors: structural insights for design of anticancer drugs., Lee SJ, Choi JS, Han BG, Kim HS, Song HJ, Lee J, Nam S, Goh SH, Kim JH, Koh JS, Lee BI, FEBS J. 2016 Aug 9. doi: 10.1111/febs.13831. PMID: 27504936

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