Article
Copper stabilizes a heterodimer of the yCCS metallochaperone and its target superoxide dismutase.
The Journal of biological chemistry - 19 Oct 2001
Torres A S, Petri V, Rae T D, O'Halloran T V
Abstract excerpt
The copper chaperone for superoxide dismutase (CCS) activates the antioxidant enzyme Cu,Zn-SOD (SOD1) by directly inserting the copper cofactor into the apo form of SOD1. Neither the mechanism of protein-protein recognition nor of metal transfer is clear. The metal transfer step has been proposed to occur within a transient copper donor/acceptor complex that is either a heterodimer or heterotetramer (i.e. a dimer...
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