CHEMISTRY OF CELL WALLS 



47 



...O-HgC- 



OH 

 CHz'O-P-O-HzC 



OH 



OH OH 



HO-HgC 



HO-HgC 



OH 



H H-CHo-O-P... 



II I =^ II 

 O OH OH o 



J L 



CHo-CH-CO. 



' I 

 NHo 



NHc 



Fig. 9. The structure of teichoic acid from the cell walls of Bacillus 

 sub t His. 



by Armstrong, Baddiley, and Buchanan/*^ as shown in Fig. 9, 

 and the three general types of teichoic acid are represented 

 in formulas 1, 2, and 3.^^ 



(1) 



(2) 



(3) 



alanyl-glucosyl-ribitol 



I 



0=P— OH 



I 

 alanyl-N-acetylglucosaminyl-ribitol 



I 



0=P— OH 



I 



I 

 alanyl-glycerol 



0=P— OH 



