This individual inherited this miR-873 mutation from an unaffected father together with a putative disruptive NRXN1 coding mutation (chr2:50847195; G > A; NM_004801: exon8:c.C1285T:p.P429S) from a mother diagnosed with broader autism phenotype (BAP)5,16. This evidence concerns the gene NRXN1 and autism.