1HG8:
reference: Structural requirements of endopolygalacturonase for the interaction with PGIP (polygalacturonase-inhibiting protein)., Federici L, Caprari C, Mattei B, Savino C, Di Matteo A, De Lorenzo G, Cervone F, Tsernoglou D, Proc Natl Acad Sci U S A. 2001 Nov 6;98(23):13425-30. Epub 2001 Oct 30. PMID: 11687632

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