citrulline
Definition
- Noun:
- A non-proteinogenic amino acid: Citrulline is an amino acid that is not incorporated into proteins during synthesis. It is a key intermediate in metabolic pathways, most notably in the urea cycle where it is involved in the conversion of ornithine to arginine.
Usage Examples
- Noun:
- Citrulline is synthesized in the body from ornithine and carbamoyl phosphate.
- The supplement contains L-citrulline, which may support blood flow and exercise performance.
- Researchers studied the role of citrulline in nitric oxide production.
Advanced Usage
- "Citrulline malate": A compound combining citrulline and malic acid, often used in sports nutrition.
- Athletes sometimes take citrulline malate to reduce fatigue.
Variants and Related Words
- Citrullination (n): A biochemical process where the amino acid arginine in a protein is converted into citrulline.
- Citrullination of proteins is associated with certain autoimmune diseases.
Synonyms
- L-citrulline: The specific, naturally occurring form of the amino acid.
- Non-essential amino acid: A category describing amino acids that can be synthesized by the human body, which includes citrulline.
Related Phrases and Compounds
- Citrulline supplementation: The act of taking citrulline as a dietary supplement.
- Citrulline supplementation has been investigated for its potential vascular benefits.
Noun
-
an amino acid that does not occur in proteins but is an intermediate in the conversion of ornithine to arginine
