public void SetNAndCTerminusMod()
{
_mockPeptideEveryAminoAcid.SetModification(new ChemicalFormula("Fe"), Terminus.C);
_mockPeptideEveryAminoAcid.SetModification(new ChemicalFormula("H2NO"), Terminus.N);
Assert.AreEqual("[H2NO]-ACDEFGHIKLMNPQRSTVWY-[Fe]", _mockPeptideEveryAminoAcid.ToString());
}