Fig. 1

Structures of actinomycin X2 (1) and actinomycin X0ß (2) isolated from Streptomyces antibioticus HUT6035. The representative actinomycin derivatives, actinomycin D, was also described as compound 3. Sar, sarcosine

Structures of actinomycin X2 (1) and actinomycin X0ß (2) isolated from Streptomyces antibioticus HUT6035. The representative actinomycin derivatives, actinomycin D, was also described as compound 3. Sar, sarcosine