PHOSPHORYLATION CATALYZED BY PHOSPHODOXIN 225 



< .3 





+ FACTOR 



/ 



/ 



/ 



ENDOGENOUS 



■0- 





2 4 6 8 10 12 



TIME IN MINUTES 



Fig. 1. Time course of the effect of the factor isolated 

 from R. ruhriou on photo phosphorylation with R. 

 nibrnui chromatophores. 



