PURINE

Pronunciation (US): (GB):

I. (noun)

Sense 1

Meaning:

A colorless crystalline organic base containing nitrogen; the parent compound of various biologically important substances

Classified under:

Nouns denoting substances

Hypernyms ("purine" is a kind of...):

alkali; base (any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water)

Sense 2

Meaning:

Any of several bases that are derivatives of purine

Classified under:

Nouns denoting substances

Hypernyms ("purine" is a kind of...):

alkali; base (any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water)

Hyponyms (each of the following is a kind of "purine"):

A; adenine ((biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA)

G; guanine (a purine base found in DNA and RNA; pairs with cytosine)

Credits

Context examples:

These coenzymes play an important role in tissue respiration and in glycogen, lipid, amino acid, protein, and purine metabolism.

(Niacin, NCI Thesaurus)

This allele, which encodes S-methyl-5'-thioadenosine phosphorylase protein, is involved in the metabolism of both polyamines and purines.

(MTAP wt Allele, NCI Thesaurus)

A purine analog with potential antineoplastic activity.

(Alpha-Thioguanine Deoxyriboside, NCI Thesaurus)

A purine analogue with cytotoxic and immunosuppressive activity.

(Azathioprine, NCI Thesaurus)

A purine base and a fundamental unit of adenine nucleotides.

(Adenine, NLM, Medical Subject Headings)

Adenine is a type of purine.

(Adenine, NCI Dictionary)

This protein plays a role in purine metabolism.

(Adenosine Deaminase, NCI Thesaurus)

The sodium salt form of acyclovir, a synthetic analog of the purine nucleoside, guanosine, with potent antiviral activity against herpes simplex viruses type 1 and 2, varicella-zoster virus and other viruses of the herpesvirus family.

(Acyclovir Sodium, NCI Thesaurus)

A synthetic analog of the purine nucleoside, guanosine, with potent antiviral activity against herpes simplex viruses type 1 and 2, varicella-zoster virus and other viruses of the herpesvirus family.

(Acyclovir, NCI Thesaurus)

Multiple point mutations in a DNA sequence from eukaryotic or prokaryotic organisms in which each mutation occurs by substitution of a purine base for a pyrimidine base or vice versa.