From: Selectively improving nikkomycin Z production by blocking the imidazolone biosynthetic pathway of nikkomycin X and uracil feeding in Streptomyces ansochromogenes
Uracil
(g/L)
Nikkomycin Z production
(mg/L)
Biomass
Uracil residue
0
300 ± 20
14.8 ± 2.2
ND
0.5
400 ± 15
13.4 ± 1.7
1.0
480 ± 18
11.0 ± 2.2
1.5
790 ± 23
9.5 ± 1.4
0.080 ± 0.020
2.0
800 ± 18
9.1 ± 1.0
0.484 ± 0.031