2CE0:
reference: Structure of cytochrome c6A, a novel dithio-cytochrome of Arabidopsis thaliana, and its reactivity with plastocyanin: implications for function., Marcaida MJ, Schlarb-Ridley BG, Worrall JA, Wastl J, Evans TJ, Bendall DS, Luisi BF, Howe CJ, J Mol Biol. 2006 Jul 28;360(5):968-77. Epub 2006 Jun 16. PMID: 16815443

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