1.14.13.23 ? x * 71000, SDS-PAGE 390048, 438967 1.14.13.23 dimer the enzyme forms an active homodimer with crystallographic 2-fold symmetry, in which each subunit consists of the first two domains comprising an active site and the C-terminal domain involved in oligomerization -, 675418 1.14.13.23 additional information the enzyme has a large tunnel, connecting the substrate binding pocket to the protein surface, for substrate and oxygen access to the active site, fold of the catalytic domain and the active-site architecture, including the FAD and substrate-binding sites, overview -, 675418