Cysteine and glutathione trigger the Cu–Zn swap between Cu(ii )-amyloid-β4-16peptide and Zn7-metallothionein-3
Author(s) -
Alice Santoro,
Nina E. Wezynfeld,
Milan Vašák,
Wojciech Bal,
Peter Faller
Publication year - 2017
Publication title -
chemical communications
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.837
H-Index - 333
eISSN - 1364-548X
pISSN - 1359-7345
DOI - 10.1039/c7cc06802f
Subject(s) - metallothionein , cysteine , glutathione , peptide , chemistry , swap (finance) , zinc , biochemistry , enzyme , organic chemistry , finance , economics
Cysteine and glutathione are able to reduce Cu(ii) coordinated to the peptide amyloidβ4-16, and shuttle the resulting Cu(i) to partially replace Zn(ii) in the protein Zn7-metallothionein-3. The released Zn(ii) in turn binds to amyloid-β4-16. Thus cysteine and glutathione are modulators of Cu/Zn-distribution between metallothionein-3 and amyloid-β4-16
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