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EC 3.1.1.34 Details
EC number
3.1.1.34
Accepted name
lipoprotein lipase
Reaction
triacylglycerol + H2O = diacylglycerol + a carboxylate
Other name(s)
clearing factor lipase, diacylglycerol lipase, postheparin esterase, diglyceride lipase, postheparin lipase, diacylglycerol hydrolase, lipemia-clearing factor, hepatic triacylglycerol lipase, LIPC (gene name), LPL (gene name), triacylglycero-protein acylhydrolase
Systematic name
triacylglycerol acylhydrolase (lipoprotein-dependent)
CAS registry number
9004-02-8
Comment
Hydrolyses triacylglycerols and diacylglycerol in chylomicrons and low-density lipoprotein particles. Human protein purified from post-heparin plasma (LPL) shows no activity against triglyceride in the absence of added lipoprotein. The principal reaction sequence of that enzyme is triglyceride → 1,2-diglyceride → 2-monoglyceride. The hepatic enzyme (LIPC) also hydrolyses triglycerides and phospholipids present in circulating plasma lipoproteins.
History
created 1972, modified 1976
EC Tree
3.1.1.9 created 1961, deleted 1972
3.1.1.12 created 1961, deleted 1972
3.1.1.16 created 1961, deleted 1972
3.1.1.18 created 1961, deleted 1982
3.1.1.62 created 1989, deleted 1992
3.1.1.69 created 1992, deleted 2002