Dias, JM, T. Alves, C. Bonifacio, AS Pereira, J. Trincao, D. Bourgeois, I. Moura, and MJ Romao. "Structural basis for the mechanism of Ca2+ activation of the di-heme cytochrome c peroxidase from Pseudomonas nautica 617." Structure. 12 (2004): 961-973.