title: [Structural invariants and evolution of proteins (author's transl)].
mesh_terms: D000818:Animals; D005075:Biological Evolution; D006801:Humans; D008074:Lipoproteins / Q000032:analysis; D011506:Proteins / Q000032:analysis*; D014714:Vertebrates; D000511:alpha-Macroglobulins
chemical_list: D008074:Lipoproteins; D011506:Proteins; D000511:alpha-Macroglobulins