Match the following enzymes with their substrates (2.5 pts) Lecithin Cholesterol acyl transferase (LCAT) a) cholesterol in Cells b) Triglycerides and cholesterol esters in all lipoproteins c) cholesterol in HDL d) Triglycerides in chylomicrons and VIDL e) Phospholipid and triglycerides in IDL and HDL B. Acyl Cholesterol acyl transferase ACAT) Lipoprotein Lipase Hepatic Lipase Cholesterol ester transfer protein tion IV: A threonyl t-RNA and a threonyl-tRNA-synthetase are mixed in an eppendorf tu the following amino acids: threonine, valine and serine (4 pts). Ho \'H Threonine Serine Valine he structure of the 3 amino acids, briefly explain how can the threonyl-1RNA synthetase upling the incorrect amino acids to the threonyl-tRNA? Solution Enzyme Substrate 1 Lecithin Cholesterol Acyl Transferase (LCAT) Cholesterol in HDL 2 Acyl Cholesterol Acyl Transferase (ACAT) Cholesterol in cells 3 Lipoprotein lipase (LPL) Triglycerides in Chylomicrons and VLDL 4 Hepatic Lipase (HL) Phospholipid and triglycerides in HDL and IDL 5 Cholesterol Ester Transferase Protein (CETP) Triglycerides and cholesterol esters in all lipoprotiens .

1. Match the following enzymes with their substrates (2.5 pts) Lecithin Cholesterol acyl transferase
(LCAT) a) cholesterol in Cells b) Triglycerides and cholesterol esters in all lipoproteins c)
cholesterol in HDL d) Triglycerides in chylomicrons and VIDL e) Phospholipid and triglycerides
in IDL and HDL B. Acyl Cholesterol acyl transferase ACAT) Lipoprotein Lipase Hepatic Lipase
Cholesterol ester transfer protein tion IV: A threonyl t-RNA and a threonyl-tRNA-synthetase are
mixed in an eppendorf tu the following amino acids: threonine, valine and serine (4 pts). Ho 'H
Threonine Serine Valine he structure of the 3 amino acids, briefly explain how can the threonyl-
1RNA synthetase upling the incorrect amino acids to the threonyl-tRNA?
Solution
Enzyme Substrate 1 Lecithin Cholesterol Acyl Transferase (LCAT) Cholesterol in HDL 2 Acyl
Cholesterol Acyl Transferase (ACAT) Cholesterol in cells 3 Lipoprotein lipase (LPL)
Triglycerides in Chylomicrons and VLDL 4 Hepatic Lipase (HL) Phospholipid and triglycerides
in HDL and IDL 5 Cholesterol Ester Transferase Protein (CETP) Triglycerides and cholesterol
esters in all lipoprotiens