Dual oxidase 1 (DUOX1)

Generates hydrogen peroxide which is required for the activity of thyroid peroxidase/TPO and lactoperoxidase/LPO. Plays a role in thyroid hormones synthesis and lactoperoxidase-mediated antimicrobial defense at the surface of mucosa.

May have its own peroxidase activity through its N-terminal peroxidase-like domain. .