5U75:
reference: Staphylococcal enterotoxin-like X (SElX) is a unique superantigen with functional features of two major families of staphylococcal virulence factors., Langley RJ, Ting YT, Clow F, Young PG, Radcliff FJ, Choi JM, Sequeira RP, Holtfreter S, Baker H, Fraser JD, PLoS Pathog. 2017 Sep 7;13(9):e1006549. doi: 10.1371/journal.ppat.1006549., eCollection 2017 Sep. PMID: 28880913

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