Pfizer Handbook of Microbial Metabolites 



388 



810 Actinomycin Z5, short red staffs, m.p. 261-267 (dec), [<x]v 



-284° (c 0.244 in CHCI3). 



Streptomyces fradiae 



R. Bossi, R. Hiitter, W. Keller-Schierlein, L. Neipp and 

 H. Zahner, Helv. Chim. Acta 41 1645 (1958). 



811 Actinomycin II, Cr.^HseOigNio red plates, m.p. 215° [aln'^ -157° 



(c 0.24 in CHCI3). 



-L-Thre — D- Va I — Sar — Sa r — N — Meva I — O 

 -L-Thre— D- Va I — Sa r — Sa r — N — Meva I — O 



Streptomyces chrysomallus 



A. W. Johnson and A. Mauger, Biochem. }. 73 535 (1959). 

 WiUiam A. Goss and Edward Katz, Antibiotics and Chemo- 

 therapy 10 221 (1960). 



812 Actinomycin III, CggHj^eOieNio red prisms, m.p. 237°, [air" 

 -205° (c 0.22 in CHCI3)'. 



=— L-Thre — D-Vol- 



Sor— Sar— N— Me— Vol O 



L-Thre— D-Val—L-Pro —Sar— N — Me— Vol- O 



Streptomyces chrysomallus 



A. W. Johnson and A. Mauger, Biochem. J. 73 535 (1959). 

 William A. Goss and Edward Katz, Antibiotics and Chemo- 

 therapy 10 221 (1960). 



