Purine is a heterocyclic aromatic organic compound that consists of two rings (pyrimidine and imidazole) fused together. It is water-soluble. Purine also...

Purine metabolism refers to the metabolic pathways to synthesize and break down purines that are present in many organisms. Purines are biologically synthesized...

Purine analogues are antimetabolites that mimic the structure of metabolic purines. Nucleobase analogues Thiopurines such as thioguanine are used to treat...

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...

Purine synthesis may either refer to: in vivo purine synthesis: Purine metabolism#Biosynthesis laboratory purine synthesis: Purine#Laboratory synthesis...

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...

beyond usual human consumption. Caffeine is a bitter, white crystalline purine, a methylxanthine alkaloid, and is chemically related to the adenine and...

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...

A purine riboswitch is a sequence of ribonucleotides in certain messenger RNA (mRNA) that selectively binds to purine ligands via a natural aptamer domain...