• Thumbnail for Citrulline
    The organic compound citrulline is an α-amino acid. Its name is derived from citrullus, the Latin word for watermelon. Although named and described by...
    11 KB (856 words) - 14:42, 29 July 2024
  • Thumbnail for Arginine
    allows citrulline, a byproduct of the NOS-catalyzed production of nitric oxide, to be recycled to arginine in a pathway known as the citrulline to nitric...
    32 KB (3,143 words) - 15:15, 31 August 2024
  • Thumbnail for Argininosuccinate synthase
    5) is an enzyme that catalyzes the synthesis of argininosuccinate from citrulline and aspartate. In humans, argininosuccinate synthase is encoded by the...
    16 KB (1,737 words) - 04:49, 4 June 2024
  • The reactions of the urea cycle 1 L-ornithine 2 carbamoyl phosphate 3 L-citrulline 4 argininosuccinate 5 fumarate 6 L-arginine 7 urea L-Asp L-aspartate CPS-1...
    21 KB (2,219 words) - 13:28, 25 July 2024
  • Thumbnail for Citrullination
    conversion of the amino acid arginine in a protein into the amino acid citrulline. Citrulline is not one of the 20 standard amino acids encoded by DNA in the...
    17 KB (1,960 words) - 04:49, 12 December 2023
  • reaction L-citrulline + H2O ⇌ {\displaystyle \rightleftharpoons } L-ornithine + CO2 + NH3 Thus, the two substrates of this enzyme are L-citrulline and H2O...
    2 KB (132 words) - 23:28, 2 September 2023
  • Thumbnail for Anti–citrullinated protein antibody
    inflammation, arginine amino acid residues can be enzymatically converted into citrulline residues in proteins such as vimentin, by a process called citrullination...
    16 KB (1,806 words) - 23:22, 21 July 2024
  • Thumbnail for Ornithine transcarbamylase deficiency
    cycle, responsible for converting carbamoyl phosphate and ornithine into citrulline. OTC deficiency is inherited in an X-linked recessive manner, meaning...
    16 KB (1,696 words) - 18:55, 25 October 2023
  • Thumbnail for Citrullinemia
    symptoms of the disorder. Diagnosis of citrullinemia type I is elevated citrulline in the blood.[citation needed] Type I citrullinemia is the most common...
    7 KB (747 words) - 11:54, 27 December 2023
  • Thumbnail for Hans Krebs (biochemist)
    manometer, he mixed a slice of liver with purified ornithine and citrulline. He found that citrulline acted as a catalyst in the metabolic reactions of urea from...
    36 KB (3,743 words) - 08:37, 30 August 2024
  • with maleimide attachment groups, cathepsin-cleavable linkers (valine-citrulline), and para-aminobenzylcarbamate spacers to three to five units of the...
    22 KB (2,065 words) - 15:03, 2 September 2024
  • Thumbnail for Argininosuccinic acid
    argininosuccinic acid from citrulline and aspartic acid and use it as a precursor for arginine in the urea cycle or citrulline-NO cycle. The enzyme that...
    4 KB (255 words) - 23:56, 20 December 2023
  • Thumbnail for Carbamoyl phosphate
    (a process catalyzed by the enzyme ornithine transcarbamylase) to form citrulline. Carbamoyl phosphate is a metabolic intermediate in a pathway that involves...
    4 KB (355 words) - 14:47, 5 January 2024
  • Thumbnail for MELAS syndrome
    in intracerebral arteries due to nitric oxide depletion. Citrulline is also used as citrulline makes the plasma arginine higher, though the dosage is still...
    17 KB (1,794 words) - 08:40, 5 September 2024
  • \rightleftharpoons } L-citrulline + NH3 Thus, the two substrates of this enzyme are L-arginine and H2O, whereas its two products are L-citrulline and NH3. This...
    4 KB (411 words) - 15:57, 22 June 2024
  • Thumbnail for Cyanophycin
    CGP variants with amino acids such as ornithine and citrulline. Lysine, ornithine and citrulline all have an affinity for cyanophycin synthase (L-aspartate-adding)...
    5 KB (655 words) - 14:32, 20 February 2024
  • Thumbnail for Glutathione
    role in the storage of cysteine. Glutathione enhances the function of citrulline as part of the nitric oxide cycle. It is a cofactor and acts on glutathione...
    26 KB (2,787 words) - 10:46, 24 August 2024
  • Thumbnail for Watermelon
    Watermelon pulp contains carotenoids, including lycopene. The amino acid citrulline is produced in watermelon rind. A number of cultivar groups have been...
    51 KB (4,959 words) - 13:35, 1 September 2024
  • Thumbnail for Nitric oxide synthase
    L-arginine + 3 NADPH + 3 H+ + 4 O2 ⇌ {\displaystyle \rightleftharpoons } 2 citrulline +2 nitric oxide + 4 H2O + 3 NADP+ NOS isoforms catalyze other leak and...
    27 KB (3,238 words) - 21:08, 21 June 2024
  • Thumbnail for Vasodilation
    in blood pressure nitric oxide inducers l-arginine (a key amino acid) citrulline (causes increased levels of L-arginine in the body) glyceryl trinitrate...
    44 KB (4,094 words) - 00:00, 8 August 2024
  • Thumbnail for Amino acid
    metabolic pathways for standard amino acids – for example, ornithine and citrulline occur in the urea cycle, part of amino acid catabolism (see below). A...
    98 KB (10,141 words) - 04:18, 2 September 2024
  • Thumbnail for Ornithine
    catalyzes the reaction between carbamoyl phosphate and ornithine to form citrulline and phosphate (Pi). Another amino group is added from aspartate, producing...
    9 KB (818 words) - 16:22, 9 January 2024
  • Thumbnail for Non-proteinogenic amino acids
    non-proteinogenic amino acid intermediates fairly low. Ornithine and citrulline occur in the urea cycle, part of amino acid catabolism (see below). In...
    27 KB (2,862 words) - 14:28, 22 April 2024
  • Thumbnail for Lysine
    proline→ 1-Pyrroline-5-carboxylic acid arginine→ Agmatine Ornithine Citrulline Cadaverine Putrescine other cysteine+glutamate→glutathione: γ-Glutamylcysteine...
    68 KB (7,492 words) - 14:14, 22 June 2024
  • more potent supplements are called Arginine AKG, Arginine Malate, and Citrulline. In 2005, chemist Patrick Arnold formulated a pre-workout which contained...
    48 KB (5,480 words) - 08:21, 26 June 2024
  • Thumbnail for 7-Nitroindazole
    a hemoprotein enzyme that, in neuronal tissue, converts arginine to citrulline and nitric oxide (NO). Nitric oxide can diffuse through the plasma membrane...
    6 KB (577 words) - 11:31, 17 January 2024
  • acid pair, phenylalanine and tyrosine. Likewise arginine, ornithine, and citrulline, which are interconvertible by the urea cycle, are considered a single...
    27 KB (2,690 words) - 10:20, 3 September 2024
  • Thumbnail for Bromisoval
    aspartic acid N-Acetylaspartic acid Aceglutamide N-Acetylglutamic acid Citrulline Except where otherwise noted, data are given for materials in their standard...
    6 KB (305 words) - 18:13, 7 May 2021
  • Thumbnail for Glycine
    proline→ 1-Pyrroline-5-carboxylic acid arginine→ Agmatine Ornithine Citrulline Cadaverine Putrescine other cysteine+glutamate→glutathione: γ-Glutamylcysteine...
    38 KB (3,443 words) - 22:35, 30 August 2024
  • Thumbnail for Phenylalanine
    proline→ 1-Pyrroline-5-carboxylic acid arginine→ Agmatine Ornithine Citrulline Cadaverine Putrescine other cysteine+glutamate→glutathione: γ-Glutamylcysteine...
    28 KB (2,386 words) - 21:26, 25 July 2024