Abstract:
:Michaelis-Menten kinetics of glycerol-3-phosphate dehydrogenase activity in proteoliposomes from brown adipose tissue mitochondria with exogenously added phospholipids or cholesterol was measured. It was shown that changes in membrane lipid composition affected the membrane lateral pressure and therefore modulated the enzyme activity, namely Vmax value. Contrarily, changes in surface charge caused by minute amounts of phosphatidylserine or charged organic substances influenced only the apparent Km value. The role of bulk phospholipids in regulation of glycerol-3-phosphate dehydrogenase is discussed.
journal_name
FEBS Lettjournal_title
FEBS lettersauthors
Amler E,Jasińska R,Drahota Z,Zborowski Jdoi
10.1016/0014-5793(90)80398-3subject
Has Abstractpub_date
1990-10-01 00:00:00pages
165-8issue
1-2eissn
0014-5793issn
1873-3468pii
0014-5793(90)80398-3journal_volume
271pub_type
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