A mutation reducing feedback regulation by arginine in suppressed pyr-3 mutants in Neurospora.
D001120:Arginine / Q000096:biosynthesis / Q000378:metabolism*; D004794:Enzyme Repression; D005246:Feedback; D009154:Mutation; D009491:Neurospora / Q000378:metabolism*; D011743:Pyrimidines / Q000096:biosynthesis
D011743:Pyrimidines; D001120:Arginine