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Literature summary extracted from

  • Gray, K.A.; Grossman, S.H.; Summers, D.D.
    Purification and characterization of creatine kinase isozymes from the nurse shark Ginglymostoma cirratum (1986), Comp. Biochem. Physiol. B, 83, 613-620.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.7.3.2 Cl-
-
 Ginglymostoma cirratum
2.7.3.2 NO3-
-
 Ginglymostoma cirratum

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.7.3.2 1.2
-
 ADP ADP in form of MgADP- Ginglymostoma cirratum
2.7.3.2 1.6
-
 ATP ATP in form of MgATP2- Ginglymostoma cirratum
2.7.3.2 12
-
 Creatine
-
 Ginglymostoma cirratum
2.7.3.2 50
-
 creatine phosphate
-
 Ginglymostoma cirratum

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.3.2 Mg2+ required as MgATP Ginglymostoma cirratum

Organism

EC Number Organism UniProt Comment Textmining
2.7.3.2 Ginglymostoma cirratum
-
 nurse shark
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.7.3.2
-
 Ginglymostoma cirratum

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.7.3.2 brain
-
 Ginglymostoma cirratum
-
2.7.3.2 muscle
-
 Ginglymostoma cirratum
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.3.2 ADP + phosphocreatine
-
 Ginglymostoma cirratum ATP + creatine
-
 r
2.7.3.2 ATP + creatine ATP required as MgATP2- Ginglymostoma cirratum ADP + creatine phosphate
-
 ?
2.7.3.2 ATP + creatine
-
 Ginglymostoma cirratum ADP + phosphocreatine
-
 r

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
2.7.3.2 additional information
-
 shark muscle isozyme marginally more resistant to temperature inactivation than brain isozyme Ginglymostoma cirratum