We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleMapping protein post-translational modifications with mass spectrometry.AuthorsWitze ES; Old WM; Resing KA; Ahn NGPublicationNature methods, 2007, Vol 4, Issue 10, p798ISSN1548-7091Publication typearticleDOI10.1038/nmeth1100