Counting integral numbers of amino groups per polypeptide chain.
D000588:Amines / Q000032:analysis; D000596:Amino Acids / Q000032:analysis*; D007526:Isoelectric Point; D008239:Lysine / Q000032:analysis; D010455:Peptides / Q000032:analysis*; D013387:Succinic Anhydrides
D000588:Amines; D000596:Amino Acids; D010455:Peptides; D013387:Succinic Anhydrides; D008239:Lysine