The flavin group can occurRedox reaction。It can accept aElectronicsYou can also accept two electrons at a time.Reduction reactionIt occurs by hydrogenation of specific nitrogen atoms on the isopyrazine ring system:
Redox reaction diagram of flavin
stayaqueous solutionMedium, flavin inOxidation stateYellow at the bottom, semi reducedanionRed under neutral state（Semiquinone）It is blue in the state, and colorless in the fully restored state.Oxidized and reduced forms form a rapid balance with semiquinone forms.
