3d image of argininosuccinic acid skeletal formula

argininosuccinic acid non-proteinogenic amino intermediate urea cycle basic citrulline argininosuccinate synthetase citrulline-no arginine argininosuccinate 3d substrate bioactive biosynthetic enzyme chemical cell derivative biology biosynthesis pathway organic bioprecursor contractor human metabolome database path synthesis metabolism precursor biogenesis mechanism catabolism endogenous scientific research metabolic science hmdb biomolecule