3ZW6:
reference: Structure of green-type Rubisco activase from tobacco., Stotz M, Mueller-Cajar O, Ciniawsky S, Wendler P, Hartl FU, Bracher A, Hayer-Hartl M, Nat Struct Mol Biol. 2011 Nov 6. doi: 10.1038/nsmb.2171. PMID: 22056769

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