C4899

Sigma

 

Carnitine Acetyltransferase from pigeon breast muscle

ammonium sulfate suspension, ≥70 units/mg protein

Synonym:Acetyl-Co-A:carnitine-O-acetyltransferase, CrAT
CAS Number:9029-90-7
Enzyme Commission (EC) Number:2.3.1.7   ( BRENDA | IUBMB )
MDL number:MFCD00130725

Description

Analysis NoteProtein determined by biuret.
Biochem/physiol ActionsCarnitine acetyltransferase maintains the cellular and mitochondrial levels of acetyl-CoA, a key cofactor required for oxidative metabolism, by catalyzing an equilibrium between acetyl-CoA and acetyl-L-carnitine, a storage form of activated acetate. Carnitine acetyltransferase also maintains the pool of acetyl-CoA required for neuronal and nonneuronal acetylcholine production.
Unit DefinitionOne unit will convert 1.0 μmole of acetyl-L-carnitine and CoA to L-carnitine and acetyl-CoA per min at pH 8.0 at 25 °C.
Physical formCrystalline suspension in 3.2 M (NH4)2SO4 solution, 50 mM potassium phosphate, 1 mM dithiothreitol, pH 7.0

Properties

formammonium sulfate suspension
storage temp.2-8°C

Safety

Hazard CodesXi
Risk Statements36/37/38
Safety Statements26-36
WGK Germany1

Related Products

InhibitorI6125, Iodoacetamide
 E3876, N-Ethylmaleimide
 I1149, Iodoacetamide

References

referenceRamsay, R.R., and Naismith, J.H., A snapshot of carnitine acetyltransferase. Trends Biochem. Sci. 28, 343-346, (2003)
 Horiuchi, Y., et al., Evolutional study on acetylcholine expression. Life Sci. 72, 1745-1756, (2003)
 Bakker, A., et al., Ultrastructural localisation of carnitine acetyltransferase activity in mitochondria of rat myocardium. Biochim. Biophys. Acta 1185, 97-102, (1994)