2RAL:
reference: Evidence for the "dock, lock, and latch" ligand binding mechanism of the staphylococcal microbial surface component recognizing adhesive matrix molecules (MSCRAMM) SdrG., Bowden MG, Heuck AP, Ponnuraj K, Kolosova E, Choe D, Gurusiddappa S, Narayana SV, Johnson AE, Hook M, J Biol Chem. 2008 Jan 4;283(1):638-47. Epub 2007 Nov 8. PMID: 17991749

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