Transformation of AA to PC

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Reaction

Catalysed by LAT

Chemical equation

 Arachidonic Acid \rightleftharpoons Phosphatidylcholine

Rate equation

LAT Parameters

Michaelis-Menten Constants
Value Units Species Notes Reference
0.7219 mM Human Liver In vitro

Expression: Human Liver Cell lines (LPCAT3) Substrate: 1-palmitoyl-lysophosphatidylcholine Temperature:Room Temperature pH:unknown

[1]
0.7156 mM Human Liver In vitro

Expression: Human Liver Cell lines (LPCAT3) Substrate: Arachidonoyl-CoA Temperature:Room Temperature pH:unknown

[1]
0.4129 mM Human Liver In vitro

Expression: Human Liver Cell lines (LPCAT3) Substrate: Palmitoyl-CoA Temperature:Room Temperature pH:unknown

[1]
0.558 mM Human In vitro

Expression: Human Embyonic Kidney Cells(HEK293) (LPCAT3) Substrate: Arachidonyl-CoA Temperature: 37 pH:unknown

[1]
2.45 mM Human In vitro

Expression: Human Embyonic Kidney Cells(HEK293) (LPCAT3) Substrate: Arachidonyl-CoA Temperature: 37 pH:unknown

[1]
0.005 mM Human In vitro

Expression: Yeast (Saccharomyces cerevisiae) Substrate: Arachidonyl-CoA Temperature: 30 pH:7.4

[2]


Enzyme Turnover Numbers
Value Units Species Notes Reference
11.67 min-1 Human Neutrophil In vitro

Expression: Yeast Substrate: Arachidonyl-CoA Temperature: 37 pH:7.5

[3]
0.238 ± 0.004 min-1 Recombinant Bacteria In vitro

Expression: E. Coli Substrate: Capryl-ACP Temperature: unknown pH:unknown

[4]
1.483 ± 0.099 min-1 Recombinant Bacteria In vitro

Expression: E. Coli Substrate: Lauryl-ACP Temperature: unknown pH:unknown

[4]
0.346± 0.013 min-1 Recombinant Bacteria In vitro

Expression: E. Coli Substrate: Myristyl-ACP Temperature: unknown pH:unknown

[4]
0.057 ± 0.009 min-1 Recombinant Bacteria In vitro

Expression: E. Coli Substrate: Palmityl-ACP Temperature: unknown pH:unknown

[4]
LAT Abundance
Value Units Species Notes Reference
215 ppm Human Expression Vector: Lung

Enzyme: LAT pH: 7.5 Temperature: 37 °C

[5]
16  ppm Human Expression Vector: Esophagus

Enzyme: LAT pH: 7.5 Temperature: 37 °C

[6]
6.44  ppm Human Expression Vector: Oral Cavity

Enzyme: LAT pH: 7.5 Temperature: 37 °C

[6]
Gibbs Free Energy Change
Value Units Species Notes Reference
325.0658 kcal/mol Not stated Estimated

Enzyme: LAT Substrate: acyl CoA Product: Phosphatidylcholine pH: 7.3 ionic strength: 0.25

[7]
(-331.11646) kcal/mol Not stated Estimated

Enzyme: FACL4 Substrate: FA Product: FA-acyl CoA pH: 7.3 ionic strength: 0.25

[7]
(-8.398743) kcal/mol Not stated Estimated

Enzyme: Transacylase Substrate: Product: pH: 7.3 ionic strength: 0.25

[7]

References

Related Reactions