Figure 3

Structure and NMR spectrum of P. aeruginosa O5 oligosaccharide. I. Structures of the OSA of P. aeruginosa O5 and phage degradation products 1 (major) and 2 (minor). Arrow indicates the point of cleavage in the OSA. II.¹³С NMR spectrum of oligosaccharide 1. Numbers refer to carbons in sugar residues denoted by letters as indicated in Supplementary Table 1 and Fig. 3 II. Am indicates Me of the acetamidino group in residue C.