Enzymatic reactions [BR:br08201]
1. Oxidoreductase reactions
1.5 Acting on the CH-NH group of donors
1.5.3 With oxygen as acceptor
1.5.3.5
R13642 (S)-6-Hydroxynicotine + Oxygen <=> 5-(6-Hydroxypyridin-3-yl)-1-methyl-3,4-dihydro-2H-pyrrol-1-ium + Hydrogen peroxide