also: たんじゅんたんぱくしつ
noun
simple protein
Biochemistry term: a protein composed only of amino acids, without a non-protein prosthetic group.
アルブミンは単純タンパク質の一種です。
Albumin is a type of simple protein.
Older kanji spelling; still seen in some contexts but less common today.
複合タンパク質 (conjugated protein) contains a non-protein component, while 単純タンパク質 does not.
Compound of 単純 (simple) + タンパク質 (protein). The term is a direct calque from English 'simple protein'.