Main Entry: nu·cleo·pro·tein

Pronunciation: \ˌn(y)ü-klē-ō-ˈprō-ˌtēn, -ˈprōt-ē-ən\

Function: noun

: a compound that consists of a protein (as a histone) conjugated with a nucleic acid (as a DNA) and that is the principal constituent of the hereditary material in chromosomes