histone vs simple protein

histone and simple protein both are nouns.

Word	Noun	Adjective	Verb	Adverb
histone	Yes	No	No	No
simple protein	Yes	No	No	No

As nouns, simple protein is a hypernym of histone; that is, simple protein is a word with a broader meaning than histone:

histone: a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids
simple protein: a protein that yields only amino acids when hydrolyzed

histone (noun)	simple protein (noun)
a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids	a protein that yields only amino acids when hydrolyzed