protein@@1	protein	amino acid	26
protein@@1	protein	polypeptide	13
protein@@1	protein	polymer	11
protein@@1	protein	substance	10
protein@@1	protein	biological substance	5
protein@@1	protein	compound	4
protein@@1	protein	nutrient	4
protein@@1	protein	protein molecule	4
protein@@1	protein	protein substance	4
protein@@1	protein	biological matter	2
protein@@1	protein	element	2
protein@@1	protein	foodstuff	2
protein@@1	protein	nourishment	2
protein@@2	protein	nutrient	11
protein@@2	protein	nutrition	6
protein@@2	protein	foodstuff	4
protein@@2	protein	fuel	4
protein@@2	protein	dietary protein	3
protein@@2	protein	food protein	2