dJ461P17.6,EDDM4,epididymal protein 4,epididymal secretory protein E4,epididymis secretory sperm binding protein,epididymis-specific, whey-acidic protein type, four-disulfide core,HE4,human epididymis protein 4,major epididymis-specific protein E4,putative protease inhibitor WAP5,WAP domain containing protein HE4-V4,WAP four-disulfide core domain protein 2,WAP5.