X-Ray Crystallography of Biological Macromolecules 



©*-*--(oy 



O O O O 



o o o o o 

 o o o o 



.8? 



I 



s. 



3 



.too 



.s: 

 5 



•s 



1 



1 s 



^ 



o 1 <^ 

 «>o :s 



St 





3 





177 



H— 12 



