beta-Pyrazol-l-ylalanine, an amino acid from water-melon seeds (Citrullus vulgaris).

@article{NOE1960betaPyrazollylalanineAA,
  title={beta-Pyrazol-l-ylalanine, an amino acid from water-melon seeds (Citrullus vulgaris).},
  author={FREDERICK F. NOE and L Fowden},
  journal={The Biochemical journal},
  year={1960},
  volume={77},
  pages={543-6}
}