To include in the structure calculations I need to create this special residue. This residue as all the modified Cys (CY2,CY3,CY4)is carrying the 2FE-2S Cluster

Functional reconstitution of mitochondrial Fe/S cluster synthesis on Isu1 reveals the involvement of ferredoxin.

Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, ... and Kollman