TERMIUM Plus®

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POLYNUCLEOTIDE LIGASE [1 record]

Record 1 2012-09-12

English

Subject field(s)
  • Genetics
  • Biochemistry
DEF

An enzyme that creates a phosphodiester bond between the 3" end of one DNA segment and the 5" end of another, while they are base-paired to a template strand.

French

Domaine(s)
  • Génétique
  • Biochimie
DEF

Enzyme catalysant la liaison covalente entre les bases azotées de deux polynucléotides adjacents. [Définition normalisée par l'AFNOR et reproduite avec son autorisation.]

OBS

ligase : terme normalisé par l'AFNOR.

Spanish

Campo(s) temático(s)
  • Genética
  • Bioquímica
DEF

Enzima que cataliza la reacción que une dos moléculas de ADN [ácido desoxirribonucleico] a través de la formación de un enlace fosfodiéster entre el extremo 3'-hidroxilo de una y el 5'-fosfato de la otra; su cometido natural es por lo tanto la reparación y replicación del ADN.

OBS

En la tecnología del ADN [ácido desoxirribonucleico] recombinante constituye una herramienta imprescindible, ya que permite la incorporación del ADN exógeno en los vectores de clonación.

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