citrulline

Thân thiện

A scientist examines a molecular model of citrulline in the laboratory.

Definition

1. 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.

Học thuật

Noun

1. an amino acid that does not occur in proteins but is an intermediate in the conversion of ornithine to arginine