Rabbit Polyclonal ACAT1 antibody. Suitable for WB, IHC-P, ICC/IF and reacts with Mouse, Human samples. Cited in 1 publication. Immunogen corresponding to Recombinant Fragment Protein within Human ACAT1 aa 1-200.
pH: 7
Preservative: 0.01% Thimerosal (merthiolate)
Constituents: 10% Glycerol (glycerin, glycerine), 1.21% Tris, 0.75% Glycine
WB | IHC-P | ICC/IF | |
---|---|---|---|
Human | Tested | Tested | Tested |
Mouse | Tested | Expected | Expected |
Cow | Predicted | Predicted | Predicted |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/500.00000 - 1/3000.00000 | Notes - |
Species Human | Dilution info 1/500.00000 - 1/3000.00000 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Cow | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1/100.00000 - 1/1000.00000 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Cow | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1/100.00000 - 1/1000.00000 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Cow | Dilution info - | Notes - |
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This is one of the enzymes that catalyzes the last step of the mitochondrial beta-oxidation pathway, an aerobic process breaking down fatty acids into acetyl-CoA (PubMed:1715688, PubMed:7728148, PubMed:9744475). Using free coenzyme A/CoA, catalyzes the thiolytic cleavage of medium- to long-chain 3-oxoacyl-CoAs into acetyl-CoA and a fatty acyl-CoA shortened by two carbon atoms (PubMed:1715688, PubMed:7728148, PubMed:9744475). The activity of the enzyme is reversible and it can also catalyze the condensation of two acetyl-CoA molecules into acetoacetyl-CoA (PubMed:17371050). Thereby, it plays a major role in ketone body metabolism (PubMed:1715688, PubMed:17371050, PubMed:7728148, PubMed:9744475).
ACAT, MAT, ACAT1, Acetoacetyl-CoA thiolase, T2
Rabbit Polyclonal ACAT1 antibody. Suitable for WB, IHC-P, ICC/IF and reacts with Mouse, Human samples. Cited in 1 publication. Immunogen corresponding to Recombinant Fragment Protein within Human ACAT1 aa 1-200.
pH: 7
Preservative: 0.01% Thimerosal (merthiolate)
Constituents: 10% Glycerol (glycerin, glycerine), 1.21% Tris, 0.75% Glycine
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ACAT1 also known as acyl-CoA:cholesterol acyltransferase 1 is an enzyme that catalyzes the formation of cholesteryl esters from cholesterol and long-chain fatty acyl-CoA. It has a molecular mass of approximately 50 kDa. ACAT1 is present in the endoplasmic reticulum membrane and is expressed widely including in liver adrenal glands and macrophages. The enzyme's activity is significant in lipid metabolism storing cholesterol as cholesteryl esters.
ACAT1 plays a central role in cellular cholesterol homeostasis and in preventing cholesterol-induced cytotoxicity by converting free cholesterol into inert cholesteryl esters for storage. It functions as a homotetramer suggesting that it works as a part of a larger protein complex. ACAT1 influences lipid accumulation within cells and mediates the regulation of cholesterol levels which is vital for maintaining membrane integrity and cellular function.
ACAT1 participates in the cholesterol metabolism pathway and the lipid biosynthesis pathway. It interacts with proteins such as LDLR (low-density lipoprotein receptor) by controlling the availability of free cholesterol within cells. These pathways are critical in maintaining lipid balance and influencing lipoprotein metabolism. ACAT1's enzymatic activity impacts how cells manage cholesterol influx and storage linking to broader lipid regulation networks.
ACAT1 is associated with atherosclerosis and Alzheimer's disease. The conversion of cholesterol into cholesteryl esters affects the development of atherosclerotic plaques contributing to cardiovascular disease risk. In Alzheimer's disease ACAT1 may influence the accumulation of amyloid-beta a protein linked to the pathology of the disease. The protein APP (amyloid precursor protein) connects to ACAT1 as disturbances in cholesterol metabolism can affect amyloid-beta production linking this enzyme to neurodegenerative conditions.
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ab154396 was shown to react with ACAT1 in western blot. The band observed in knockout cell line Human ACAT1 knockout SW480 cell line ab269621 (knockout cell lysate Human ACAT1 knockout SW480 cell lysate ab272431) lane below 45 kDa is likely to represent a truncated form. This has not been investigated further. Membranes were blocked in 3 % milk in TBS-T (0.1 % Tween®) before incubation with ab154396 and Anti-GAPDH antibody [6C5] - Loading Control ab8245 (Mouse anti-GAPDH antibody [6C5]) overnight at 4°C at a 1 in 500 dilution and a 1 in 20000 dilution respectively. Blots were incubated with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) secondary antibodies at 1 in 20000 dilution for 1 h at room temperature before imaging.
All lanes: Western blot - Anti-ACAT1 antibody (ab154396) at 1/500 dilution
Lane 1: Wild-type SW480 cell lysate at 20 µg
Lane 2: ACAT1 knockout SW480 cell lysate at 20 µg
Lane 3: HepG2 cell lysate at 20 µg
Lane 4: Jurkat cell lysate at 20 µg
Predicted band size: 45 kDa
Observed band size: 45 kDa
ab154396 was shown to react with ACAT1 in western blot. The band observed in the knockout cell line Human ACAT1 knockout SW480 cell line ab269621 (knockout cell lysate Human ACAT1 knockout SW480 cell lysate ab272431) lane below 45 kDa is likely to represent a truncated form. This has not been investigated further. Membranes were blocked in 3 % milk in TBS-T (0.1 % Tween®) before incubation with ab154396 and Anti-GAPDH antibody [6C5] - Loading Control ab8245 (Mouse anti-GAPDH antibody [6C5]) overnight at 4°C at a 1 in 500 dilution and a 1 in 20000 dilution respectively. Blots were incubated with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) secondary antibodies at 1 in 20000 dilution for 1 h at room temperature before imaging.
All lanes: Western blot - Anti-ACAT1 antibody (ab154396) at 1/500 dilution
Lane 1: Wild-type SW480 cell lysate at 20 µg
Lane 2: ACAT1 CRISPR/Cas9 edited SW480 cell lysate at 20 µg
Lane 2: Western blot - Human ACAT1 knockout SW480 cell line (Human ACAT1 knockout SW480 cell line ab269621)
Lane 3: HepG2 cell lysate at 20 µg
Lane 4: Jurkat cell lysate at 20 µg
Performed under reducing conditions.
Predicted band size: 45 kDa
Observed band size: 45 kDa
A431 cells stained for ACAT1 using ab154396 at 1/1000 dilution in ICC/IF.
Paraffin embedded human normal kidney tissue stained for ACAT1 using ab154396 at 1/1000 dilution in immunohistochemical analysis.
HeLa cells stained for ACAT1 using ab154396 at 1/1000 dilution in ICC/IF.
10% SDS PAGE
All lanes: Western blot - Anti-ACAT1 antibody (ab154396) at 1/500 dilution
Lane 1: HEK-293T whole cell lysate at 30 µg
Lane 2: A431 whole cell lysate at 30 µg
Lane 3: Molt-4 whole cell lysate at 30 µg
Predicted band size: 45 kDa
10% SDS PAGE
All lanes: Western blot - Anti-ACAT1 antibody (ab154396) at 1/1000 dilution
All lanes: Mouse brain whole cell lysate at 50 µg
Predicted band size: 45 kDa
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