cytosolic acyl coenzyme A thioester hydrolase; acyl-CoA thioesterase 7; brain acyl-CoA hydrolase; CTE-IIa; CTE-II; long chain acyl-CoA thioester hydrolase (ACOT7, BACH)
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Function
- acyl-CoA thioesterases are a group of enzymes that catalyze hydrolysis of acyl-CoAs to the free fatty acid & coenzyme A, thus may regulate intracellular levels of acyl-CoAs, free fatty acids & coenzyme A
- may a role in brain
- may play a regulatory role by modulating the cellular levels of fatty acyl-CoA ligands for certain transcription factors as well as thesubstrates for fatty acid metabolizing enzymes, contributing to lipid homeostasis
- broad specificity, active towards fatty acyl-CoAs with chain-lengths of C8-C18
- maximal activity toward palmitoyl-CoA
- homodimer (probable)
Structure
- contains 2 acyl coenzyme A hydrolase domains
Compartment
- isoform 1: mitochondria
- isoform 4: cytoplasm
- isoform 5: mitochondria
- isoform 6: cytoplasm
Alternative splicing
named isoforms=6
Expression
- isoform 4 is expressed exclusively in brain