• Thumbnail for Purine
    Purine is a heterocyclic aromatic organic compound that consists of two rings (pyrimidine and imidazole) fused together. It is water-soluble. Purine also...
    24 KB (2,506 words) - 17:32, 24 August 2024
  • Purine metabolism refers to the metabolic pathways to synthesize and break down purines that are present in many organisms. Purines are biologically synthesized...
    15 KB (1,637 words) - 01:03, 23 August 2024
  • Thumbnail for Nucleotide
    linked. Purines, however, are first synthesized from the sugar template onto which the ring synthesis occurs. For reference, the syntheses of the purine and...
    32 KB (3,305 words) - 17:40, 3 September 2024
  • Purine analogues are antimetabolites that mimic the structure of metabolic purines. Nucleobase analogues Thiopurines such as thioguanine are used to treat...
    2 KB (186 words) - 01:57, 24 June 2022
  • Thumbnail for Nucleotide base
    have a fused-ring skeletal structure derived of purine, hence they are called purine bases. The purine nitrogenous bases are characterized by their single...
    15 KB (1,434 words) - 14:39, 12 August 2024
  • Thumbnail for Caffeine
    beyond usual human consumption. Caffeine is a bitter, white crystalline purine, a methylxanthine alkaloid, and is chemically related to the adenine and...
    202 KB (20,197 words) - 02:19, 22 September 2024
  • Thumbnail for Xanthine
    Xanthine (redirect from 1H-purine-2,6-diol)
    archaically xanthic acid; systematic name 3,7-dihydropurine-2,6-dione) is a purine base found in most human body tissues and fluids, as well as in other organisms...
    14 KB (953 words) - 06:44, 7 September 2024
  • ammonium acid urate. Uric acid is a product of the metabolic breakdown of purine nucleotides, and it is a normal component of urine. High blood concentrations...
    37 KB (3,698 words) - 02:33, 5 August 2024
  • Thumbnail for Purine nucleoside phosphorylase
    Purine nucleoside phosphorylase, PNP, PNPase or inosine phosphorylase (EC 2.4.2.1) is an enzyme that in humans is encoded by the NP gene. It catalyzes...
    14 KB (1,511 words) - 15:37, 26 August 2023
  • Thumbnail for Alkaloid
    Alkaloid (redirect from Purine alkaloid)
    This group includes terpene-like and steroid-like alkaloids, as well as purine-like alkaloids such as caffeine, theobromine, theacrine and theophylline...
    69 KB (5,414 words) - 10:38, 7 September 2024