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Purine is a
heterocyclic aromatic organic compound that
consists of two
rings (pyrimidine and imidazole)
fused together. It is water-soluble.
Purine also...
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Purine metabolism refers to the
metabolic pathways to
synthesize and
break down
purines that are
present in many organisms.
Purines are
biologically synthesized...
- linked.
Purines, however, are
first synthesized from the
sugar template onto
which the ring
synthesis occurs. For reference, the
syntheses of the
purine and...
- have a fused-ring
skeletal structure derived of
purine,
hence they are
called purine bases. The
purine nitrogenous bases are
characterized by
their single...
- In enzymology, a
purine nucleosidase (EC 3.2.2.1) is an
enzyme that
catalyzes the
chemical reaction a
purine nucleoside + H2O ⇌ {\displaystyle \rightleftharpoons...
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Purine analogues are
antimetabolites that
mimic the
structure of
metabolic purines.
Nucleobase analogues Thiopurines such as
thioguanine are used to treat...
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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...
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beyond usual human consumption.
Caffeine is a bitter,
white crystalline purine, a
methylxanthine alkaloid, and is
chemically related to the
adenine and...
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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...
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Adenine (/ˈædɪnɪn/) (symbol A or Ade) is a
purine nucleotide base. It is one of the four
nucleobases in the
nucleic acids of DNA, the
other three being...
