How to sign: any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk a
Categories: macromolecule, supermolecule
Within this category: actomyosin, aleurone, amyloid, antibody, apoenzyme, capsid, conjugated protein, cytokine, enzyme, ferritin, fibrin, gluten, growth factor, hatoglobin, iodoprotein, nucleoprotein, opsin, phosphoprotein, plasma protein, prostate specific antigen, proteome, simple protein