| 4BQG: reference: Discovery of NMS-E973 as novel, selective and potent inhibitor of heat shock protein 90 (Hsp90)., Brasca MG, Mantegani S, Amboldi N, Bindi S, Caronni D, Casale E, Ceccarelli W, Colombo N, De Ponti A, Donati D, Ermoli A, Fachin G, Felder ER, Ferguson RD, Fiorelli C, Guanci M, Isacchi A, Pesenti E, Polucci P, Riceputi L, Sola F, Visco C, Zuccotto F, Fogliatto G, Bioorg Med Chem. 2013 Nov 15;21(22):7047-63. doi: 10.1016/j.bmc.2013.09.018. Epub, 2013 Sep 19. PMID: 24100158 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).