CPT1A KO cell line available to order. KO validated by Western blot. Free of charge wild type control provided. Knockout achieved by using CRISPR/Cas9, 17 bp deletion in exon 3 and Insertion of the selection cassette in exon 3.
CPT 1, CPT I, CPT1-L, CPT1A_HUMAN, CPTI-L, Carnitine O palmitoyltransferase 1 liver isoform, Carnitine O palmitoyltransferase I liver isoform, Carnitine O-palmitoyltransferase 1, Carnitine O-palmitoyltransferase I, Carnitine palmitoyltransferase 1A, Carnitine palmitoyltransferase 1A (liver), Carnitine palmitoyltransferase I, Carnitine palmitoyltransferase I liver, L CPT1, liver isoform
CPT1A KO cell line available to order. KO validated by Western blot. Free of charge wild type control provided. Knockout achieved by using CRISPR/Cas9, 17 bp deletion in exon 3 and Insertion of the selection cassette in exon 3.
Upon arrival, the vial should be stored in liquid nitrogen vapor phase and not at -80°C. Storage at -80°C may result in loss of viability.
1. Thaw the vial in 37°C water bath for approximately 1-2 minutes.
2. Transfer the cell suspension (0.8 mL) to a 15 mL/50 mL conical sterile polypropylene centrifuge tube containing 8.4 mL pre-warmed culture medium, wash vial with an additional 0.8 mL culture medium (total volume 10 mL) to collect remaining cells, and centrifuge at 201 x g (rcf) for 5 minutes at room temperature. 10 mL represents minimum recommended dilution. 20 mL represents maximum recommended dilution.
3. Resuspend the cell pellet in 5 mL pre-warmed culture medium and count using a haemocytometer or alternative cell counting method seed all remaining cells into a T25.
4. Incubate the culture at 37°C incubator with 5% CO2. Check the culture one day after revival and continue to check until 80% confluent. Media change can be given if needed.
5. Once confluent passage into an appropriate flask at a density of 2x104 cells/cm2. Seeding density is given as a guide only and should be scaled to align with individual lab schedules. Cultures should be monitored daily.
We will provide viable cells that proliferate on revival.
This product is subject to limited use licenses from The Broad Institute, ERS Genomics Limited and Sigma-Aldrich Co. LLC, and is developed with patented technology. For full details of the licenses and patents please refer to our limited use license and patent pages.
CPT1A also known as carnitine palmitoyltransferase 1A is a vital enzyme involved in the transport of long-chain fatty acids across the mitochondrial membrane. This protein facilitates the conversion of fatty acids into acyl-carnitine a process necessary for beta-oxidation within the mitochondria. The molecular weight of CPT1A is approximately 88 kDa. CPT1A predominantly expresses in liver cells where energy metabolism from fatty acids is important. Alternate names for this target include CPT 1 and CTP1A reflecting its central role in metabolic processes related to lipid utilization.
CPT1A plays a vital role in energy production by facilitating mitochondrial fatty acid oxidation. It does not function as a solitary enzyme but often associates with other enzymes forming a multiprotein complex that includes acyl-CoA synthetase. This complex enables efficient fatty acid transport and oxidation converting stored fats into usable energy. As CPT1A primarily operates in the liver its activity significantly impacts overall lipid and energy homeostasis demonstrating its critical regulatory role.
CPT1A is central to the fatty acid beta-oxidation pathway an important process for breaking down fatty acids to produce energy. This pathway also involves proteins such as CPT1B a related isoform present in muscle tissues. CPT1A's function is important in the liver's capacity to regulate energy balance and respond to metabolic demands. Additionally CPT1A interacts within the signaling pathway of AMPK (AMP-activated protein kinase) which further integrates it into broader metabolic regulation networks linking energy status to cellular function.
CPT1A is notably associated with metabolic syndromes and fatty liver disease. Mutations or deficiencies in CPT1A can lead to disorders like hepatic carnitine palmitoyltransferase 1A deficiency characterized by hypoketotic hypoglycemia and hepatomegaly. Furthermore its dysregulation can impact proteins such as ACC1 (acetyl-CoA carboxylase) in the context of metabolic syndrome. Research continues to explore the implications of CPT1A in non-alcoholic steatohepatitis highlighting its relevance in liver energy metabolism disorders and their pathophysiology.
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Lanes 1- 2: Merged signal (red and green). Green - Anti-CPT1A antibody [EPR21843-71-1C] ab220789 observed at 88 kDa. Red - Anti-GAPDH antibody [6C5] - Loading Control (Anti-GAPDH antibody [6C5] - Loading Control ab8245) observed at 37 kDa.
Anti-CPT1A antibody [EPR21843-71-1C] ab220789 was shown to react with CPT1A in wild-type HEK-293T cells in western blot. Loss of signal was observed when knockout cell line ab266319 (knockout cell lysate Human CPT1A knockout HEK-293T cell lysate ab256880) was used. Wild-type HEK-293T and CPT1A knockout HEK-293T cell lysates were subjected to SDS-PAGE. Membrane was blocked for 1 hour at room temperature in 0.1% TBST with 3% non-fat dried milk. Anti-CPT1A antibody [EPR21843-71-1C] ab220789 and Anti-GAPDH antibody [6C5] - Loading Control (Anti-GAPDH antibody [6C5] - Loading Control ab8245) overnight at 4°C at a 1 in 1000 dilution and a 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye®800CW) preadsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye®680RD) preadsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.
All lanes: Western blot - Anti-CPT1A antibody [EPR21843-71-1C] (Anti-CPT1A antibody [EPR21843-71-1C] ab220789) at 1/1000 dilution
Lane 1: Wild-type HEK-293T cell lysate at 20 µg
Lane 2: CPT1A knockout HEK-293T cell lysate at 20 µg
Lane 2: Western blot - Human CPT1A knockout HEK-293T cell line (ab266319)
Performed under reducing conditions.
Predicted band size: 88 kDa
Observed band size: 88 kDa
Lanes 1- 2: Merged signal (red and green). Green - Anti-CPT1A antibody [EPR21843-71-2F] ab234111 observed at 88 kDa. Red - Anti-GAPDH antibody [6C5] - Loading Control (Anti-GAPDH antibody [6C5] - Loading Control ab8245) observed at 37 kDa.
Anti-CPT1A antibody [EPR21843-71-2F] ab234111 was shown to react with CPT1A in wild-type HEK-293T cells in western blot. Loss of signal was observed when knockout cell line ab266319 (knockout cell lysate Human CPT1A knockout HEK-293T cell lysate ab256880) was used. Wild-type HEK-293T and CPT1A knockout HEK-293T cell lysates were subjected to SDS-PAGE. Membrane was blocked for 1 hour at room temperature in 0.1% TBST with 3% non-fat dried milk. Anti-CPT1A antibody [EPR21843-71-2F] ab234111 and Anti-GAPDH antibody [6C5] - Loading Control (Anti-GAPDH antibody [6C5] - Loading Control ab8245) overnight at 4°C at a 1 in 1000 dilution and a 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye®800CW) preadsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye®680RD) preadsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.
All lanes: Western blot - Anti-CPT1A antibody [EPR21843-71-2F] (Anti-CPT1A antibody [EPR21843-71-2F] ab234111) at 1/1000 dilution
Lane 1: Wild-type HEK-293T cell lysate at 20 µg
Lane 2: CPT1A knockout HEK-293T cell lysate at 20 µg
Lane 2: Western blot - Human CPT1A knockout HEK-293T cell line (ab266319)
Performed under reducing conditions.
Predicted band size: 88 kDa
Observed band size: 88 kDa
Allele-1: 17 bp deletion in exon 3
Allele-2: Insertion of the selection cassette in exon 3.
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