citrulline /cit·rul·line/ (sit´rul-ēn) an alpha-amino acid involved in urea production; formed from ornithine and itself converted into arginine in the urea cycle.
citrulline
cit·rul·line (s t r -l n )n. An amino acid produced as an intermediate in the conversion of ornithine to arginine during urea formation in the liver. |
citrulline
[sitrul′ēn]
Etymology: L, Citrullus, watermelon
an amino acid produced from ornithine during the urea cycle. It is subsequently transformed to arginine by the transfer of a nitrogen atom from aspartate.
citrulline
an alpha amino acid involved in the urea cycle.
citrulline phosphorylase
see ornithine carbamoyl transferase.
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