Pyruvati kinasis

Pyruvati kinasis est enzymum glycolysis termino, quod gregem phosphati ab phosphoenolpyruvato ad ADP transfert, ita pyruvatum et ATP formans.

 A phosphoenolpyruvato ad pyruvatum
Cofactor:
Mg2+

Haec reactio consumit energiam. ΔG° = -31,4 kJ/mol.   Phosphoenolpyruvatum
  Pyruvati kinasis
  Pyruvatum
   100% 
    ADP
  ATP

    100px

   H+
  (Mg2+)

   100%

Quattuor isoformae enzymi notae sunt:
 L — in iecore, renibus
 M1 — in musculis, cerebro, leucocytis, thrombocytis
 M2 — solum in textibus foetalibus et tumoribus
 R — in erythrocytis

 Notae 

 Cancer (morbus)

 Nexus externi 
 U. S. National Library of Medicine de pyruvati kinasi 

Categoria:Enzyma