1A2I:
reference: Solution structure of Desulfovibrio vulgaris (Hildenborough) ferrocytochrome c3: structural basis for functional cooperativity., Messias AC, Kastrau DH, Costa HS, LeGall J, Turner DL, Santos H, Xavier AV, J Mol Biol 1998 Aug 28;281(4):719-39. PMID: 9710542

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