5L2D:
reference: The Streptococcus gordonii adhesin CshA binds host fibronectin via a catch-clamp mechanism., Back CR, Sztukowska MN, Till M, Lamont RJ, Jenkinson HF, Nobbs AH, Race PR, J Biol Chem. 2016 Dec 5. pii: jbc.M116.760975. PMID: 27920201

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