<prompt> BRAF V600E mutationsare seen in all of the following exceptLangherhans cell histiocytosisErdheim Chester diseaseOvarian carcinomaGrade II astrocytoma  <response>: BRAF V600E valine converting to glutamate at 600thpositionis seen in the following cancersLangerhans cell histiocytosisHairy cell leukemiaMalignant melanomaPilocytic astrocytoma WHO Grade I astrocytomaOvarian carcinomaEndometrial carcinomaColorectal carcinomaPapillary carcinoma thyroidErdheim Chester disease 