Fig. 2From: Peptidoglycan-type analysis of the N-acetylmuramic acid auxotrophic oral pathogen Tannerella forsythia and reclassification of the peptidoglycan-type of Porphyromonas gingivalisLC-MS analysis of PGN digests with (a) mutanolysin yielding GlcNAc-MurNAc-peptides and cross-linked GlcNAc-MurNAc-tetra-tetra-MurNAc-GlcNAc and (b) NagZ and amidase, yielding single peptides. Legend: TIC, total ion chromatogram; G, GlcNAc; M, MurNAcBack to article page