MISCELLANEOUS NITROGEN COMPOUNDS 



281 



Table 2. Representative Nitrogenous Compounds 

 of Fungi and Actinomycetes 



Group* 



I Azaserine 



Compound 



Organisms 



Streptomyces sp. (186, 

 187, 372, 505) 



N+=N-=CH— CO— O— CH 2 — CH— COOH 



I 

 NH 2 



Cycloserine (oxamycin) 



HoN— CH C=0 



I I 



CHo NH 



\ / 



O 



II Beta-nitropropionic acid 



2 N— CH 2 — CH 2 — COOH 



III Indigo (indigotin) 



^^ 



O O 



// X 



^X^N 



^^ 



N^V^ 



H 



IV Fusaric acid 



H 



HOOC- 



-(CH 2 ) 3 — CH 3 



5 N' 



OH 



"= :: ^Nvr ; *\ 



OH 



* See p. 280. 



f Also known in higher plants (94). 



Streptomyces spp. (226, 

 237, 309) 



Aspergillus flavus\ (88) 



Schizophyllum commune 

 (365) 



Fusarium spp., Gibber ella 

 fujikuroi, Nectria cinna- 

 barina (191, 192, 416, 

 507, 614) 



Penicillium spp. (75, 

 117) 



