Page 60 - Academic Press Encyclopedia of Physical Science and Technology 3rd BioChemistry
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P1: GTQ Final
 Encyclopedia of Physical Science and Technology  EN006P-81  June 29, 2001  21:48






               844                                                                         Glycoconjugates and Carbohydrates




                                                        MurNAc

                                                          L-Ala
                                       (Gly) 5
                                                                                GlcNAc
                                                          D-Glu NH 2
                                             GlcNAc
                                                          L-Lys           MurNAc
                                        MurNAc            D-Ala             L-Ala

                                         L-Ala                (Gly) 5
                                                                           D-Glu NH 2
                            (Gly) 5
                                                              GlcNAc
                                         D-Glu NH 2                         L-Lys
                              GlcNAc
                                         L-Lys
                                                         MurNAc            D-Ala
                                         D-Ala            L-Ala            D-Ala
                                             (Gly) 5
                                                          D-Glu NH 2
                                              GlcNAc
                                                          L-Lys

                                                          D-Ala
                                                              (Gly) 5









                                                                     MurNAc

                                                                      L-Ala

                                                            GlcNAc    D-Glu     Glu

                                                                      L-Lys
                                                                      D-Ala
                                                   MurNAc
                                                          4
                                                                                              GlcNAc

                                          GlcNAc
                                                                                         MurNAc

                                   MurNAc                                                  L-Ala
                                    L-Ala                                                  D-Glu     Gly
                            GlcNAc
                                    D-Glu     Glu             Gly      L-Ala-D-Glu-L-Lys-D-Ala-L-Lys

                                    L-Lys       Gly     [L-Ala-D-Glu-L-Lys-D-Ala] 2        D-Ala
                                    D-Ala-L-Ala-D-Glu-L-Lys-D-Ala
                                        FIGURE 23 Typical bacterial cell wall structures (peptidoglycans).
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