Major Affective Disorder 2, also known as manic-depressive psychosis, x-linked, is related to major affective disorder 1 and major affective disorder 4. An important gene associated with Major Affective Disorder 2 is MAFD2 (Major Affective Disorder 2). The drugs Asenapine and Risperidone have been mentioned in the context of this disorder. Affiliated tissues include brain and prefrontal cortex, and related phenotype is bipolar affective disorder.