Structural Insights into ortho-Aminophenol Oxidase: Kinetic and Crystallographic Characterization of SmNspF and SgGriF

Key Points

• This research investigates the structural and kinetic properties of o-aminophenol oxidases from actinobacteria.
• Determined crystal structures of SmNspF and SgGriF
• Conducted kinetic assays to evaluate catalytic activity
• Compared properties to other copper enzymes
• Identified distinct enzymatic characteristics compared to tyrosinases and catechol oxidases
• Provided the first crystal structure of an o-aminophenol oxidase
• Revealed new potential pathways for enzymatic applications