protein tumor protein 63 KET TP73L p40 p51 tumor protein p73-like p63 protein A protein that is a translation product of the human TP63 gene or a 1:1 ortholog thereof. Category=gene. chronic ulcerative stomatitis protein p73L Trp63 keratinocyte transcription factor KET P73L CUSP PR:000016567 P73H TP63 transformation-related protein 63