Title : Metal Binding by GMP-1 and Its Pyrimido [1, 2]benzimidazole Analogs Confirms Protection Against Amyloid-β Associated Neurotoxicity.

Pub. Date : 2020

PMID : 31839606






4 Functional Relationships(s)
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Protein Name
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1 Here, we have found that GMP-1 specifically binds to copper and zinc, metals that are dysregulated in AD brain. Copper small ubiquitin like modifier 1 Homo sapiens
2 Also, binding of Zn(II) and Cu(II) by GMP-1 is weaker than the 8-hydroxyquinoline scaffold compound clioquinol previously tested in AD clinical trials. Copper small ubiquitin like modifier 1 Homo sapiens
3 However, GMP-1 affects Cu(II)-dependent Abeta fibrillization as well as oxidative damage and viability of SH-SY5Y cells upon addition of Cu(II) and Abeta. Copper small ubiquitin like modifier 1 Homo sapiens
4 Our data provide new insight on GMP-1 as a Zn(II) and Cu(II) specific metal chelator of moderate affinity that can be responsible for some of its neuroprotective effects observed in AD animal models. Copper small ubiquitin like modifier 1 Homo sapiens