Table 3.

Fractions of milk protein (g/L) of cow’s milk [3]

Protein	Cow
Total casein
αs1-Casein	8–10.7
αs2-Casein	2.8–3.4
β-Casein	8.6–9.3
κ-Casein	2.3–3.3
γ-Casein	0.8
Casein micelle (nm)	150–182
Total whey proteins
β-Lactoglobulin	3.2–3.3
α-Lactalbumin	1.2–1.3
Serum albumin	0.3–0.4
Proteose peptone	0.8–1.2
Lactoferrin	0.02–0.5
Lysozyme	(70–600) × 10−6