Galactose oxidase
From Proteopedia
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| - | {{STRUCTURE_1gog| PDB=1gog | SIZE=400| SCENE= |right|CAPTION=Galactose oxidase with Cu+2 and Na+ ions, [[1gog]] }} | + | {{STRUCTURE_1gog| PDB=1gog | SIZE=400| SCENE= |right|CAPTION=Galactose oxidase with Cu+2 (orange) and Na+ ions (purple), [[1gog]] }} |
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Revision as of 07:13, 12 December 2013
Galactose oxidase (GAO) catalyzes the oxidation of D-galactose using O2 to D-galacto-hexodialdose and hydrogen peroxide. GAO uses copper and active site post-translational cross-linking of Cys228 and Tyr272 via a thioether bond for activity. GAO catalytic motif is a free radical-coupled copper.
3D structures of galactose oxidase
Updated on 12-December-2013
1gof, 1gog, 1goh – GAO – Hypomyces rosellus
1k3i – FuGAO precursor – Fusarium
1t2x – FuGAO (mutant)
2eib, 2eic, 2eid, 2wq8 - GzGAO (mutant) – Gibberella zeae
2eie – GzGAO + N3
2jkx – GzGAO no Cu
2vz1 – GzGAO premature
2vz3 - GzGAO
