5O1R:
reference: Structures of NHBA elucidate a broadly conserved epitope identified by a vaccine induced antibody., Maritan M, Veggi D, Cozzi R, Dello Iacono L, Bartolini E, Lo Surdo P, Maruggi G, Spraggon G, Bottomley MJ, Malito E, PLoS One. 2018 Aug 22;13(8):e0201922. doi: 10.1371/journal.pone.0201922., eCollection 2018. PMID: 30133484

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