| Namespace | MPheno.ontology | Obsolete | false |
| description | anomaly in the ability to catalyze the reaction: RCH2NHR' + H2O + O2 = RCHO + R'NH2 + H2O2; oxygen is used to remove an amine group from a monoamine, requiring FAD as an enzymatic cofactor, and produces aldehyde and ammonia |