Insulin,5.8,Hormone
Ubiquitin,8.6,Protein degradation
Cytochrome c,12,Electron transport
Lysozyme,14.3,Antibacterial enzyme
Myoglobin,17,Oxygen storage
Hemoglobin,64,Oxygen transport
Albumin,66.5,Blood plasma protein
Immunoglobin G (IgG),150,Antibody
Fibrinogen,340,Blood clotting
Titins,3000-4000,Muscle elasticity