PROTEIDHO, safedahoi mura k k a b; az safedai sodda — proteinho va guruhi prostetiki nom komponenti gayrisafedavi tarkib yoftaand. Vobasta ba kharakteri guruhi prostetiki Proteidhoro ba glikoproteidho, lipoprotendho, pukleoproteidho, khramoproteidho, fosfoproteidho taqsim mekunand. Aksari fermenthoi tabiatan safedaji niz mansubi Proteidho meboshand. Proteidho dar faoliyati organizmhoi zinda roli kalon mebozand. Onho qismi tarkibii komponenthoi hujayra va boftaho buda, dar prosesshoi mubodilai modda va energiya bevosita ishtirok mekunand.