6FI2:
reference: Periplasmic depolymerase provides insight into ABC transporter-dependent secretion of bacterial capsular polysaccharides., Liston SD, McMahon SA, Le Bas A, Suits MDL, Naismith JH, Whitfield C, Proc Natl Acad Sci U S A. 2018 May 22;115(21):E4870-E4879. doi:, 10.1073/pnas.1801336115. Epub 2018 May 7. PMID: 29735649

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