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AB271358

Recombinant human Acetyl Coenzyme A Carboxylase beta protein (Active)

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Recombinant human Acetyl Coenzyme A Carboxylase beta protein (Active) is a Human Full Length protein, expressed in Baculovirus infected Sf9 cells, with >80%, suitable for SDS-PAGE, FuncS.

View Alternative Names

ACC2, ACCB, ACACB, Acetyl-CoA carboxylase 2, ACC-beta

2 Images
Functional Studies - Recombinant human Acetyl Coenzyme A Carboxylase beta protein (Active) (AB271358)
  • FuncS

Unknown

Functional Studies - Recombinant human Acetyl Coenzyme A Carboxylase beta protein (Active) (AB271358)

Specific activity of ab271358.

SDS-PAGE - Recombinant human Acetyl Coenzyme A Carboxylase beta protein (Active) (AB271358)
  • SDS-PAGE

Unknown

SDS-PAGE - Recombinant human Acetyl Coenzyme A Carboxylase beta protein (Active) (AB271358)

SDS-PAGE analysis of ab271358.

Key facts

Purity

>80% SDS-PAGE

Expression system

Baculovirus infected Sf9 cells

Tags

His tag C-Terminus

Applications

SDS-PAGE, FuncS

applications

Biologically active

Yes

Biological activity

Specific Activity: ≥20 pmoles/min/μg

Assay Conditions: 25 μl Acetyl Coenzyme A Carboxylase beta reaction is conducted in a buffer containing 30 mM HEPES (pH 7.4), 2 mM MgCl2, 2 mM potassium citrate, 1 mM DTT, 100 μM ATP, 12 mM NaHCO3 and 20 μM acetyl-CoA at 30°C for 45 min. ATP reduction is detected.

Accession

O00763

Animal free

No

Carrier free

No

Species

Human

Storage buffer

pH: 8 Preservative: 0.68% Imidazole Constituents: 20% Glycerol (glycerin, glycerine), 0.64% Sodium chloride, 0.63% Tris HCl, 0.05% (R*,R*)-1,4-Dimercaptobutan-2,3-diol, 0.04% Sorbitan monolaurate, ethoxylated, 0.02% Potassium chloride

storage-buffer

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "SDS-PAGE": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "FuncS": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" } } }

Sequence info

[{"sequence":"","proteinLength":"Full Length","predictedMolecularWeight":"277 kDa","actualMolecularWeight":null,"aminoAcidEnd":0,"aminoAcidStart":0,"nature":"Recombinant","expressionSystem":null,"accessionNumber":"O00763","tags":[{"tag":"His","terminus":"C-Terminus"}]}]

Properties and storage information

Shipped at conditions
Dry Ice
Appropriate short-term storage conditions
-80°C
Appropriate long-term storage conditions
-80°C
Storage information
Avoid freeze / thaw cycle
True

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Acetyl Coenzyme A Carboxylase beta (ACCβ) also known as ACC2 is an enzyme that catalyzes the conversion of acetyl-CoA to malonyl-CoA. This enzyme has a molecular mass of about 280 kDa. Mechanically ACCβ is important in initiating fatty acid biosynthesis. ACCβ is expressed most abundantly in skeletal muscle liver and heart tissues. These tissues have a significant demand for fatty acid metabolism and energy regulation.
Biological function summary

The enzyme controls fatty acid oxidation by regulating malonyl-CoA levels which in turn inhibits carnitine palmitoyltransferase 1 (CPT1) in the mitochondrial membrane. This action helps balance the partitioning between fatty acid synthesis and oxidation. ACCβ functions not in isolation but as part of a larger complex that can undergo polymerization or depolymerization impacting its activity. ACCβ impacts energy homeostasis by influencing cellular energy stores and metabolic flux.

Pathways

ACCβ plays a significant role in the fatty acid metabolism and insulin signaling pathways. It is a pivotal enzyme in the control of lipid biosynthesis and oxidation balance. Key proteins related to these pathways include AMP-activated protein kinase (AMPK) which phosphorylates and inactivates ACCβ therefore modulating its activity in response to energy levels. This regulation integrates nutritional signals with energy metabolism.

ACCβ is linked to metabolic disorders such as obesity and type 2 diabetes. Alterations in ACCβ function can lead to dysregulation of lipid metabolism contributing to these conditions. Also through its role in fatty acid metabolism ACCβ has connections to diseases mediated by CPT1 dysregulation potentially affecting heart disease and other lipid-associated disorders where metabolic imbalance plays a role.

Specifications

Form

Liquid

Additional notes

Affinity purified.

General info

Function

Mitochondrial enzyme that catalyzes the carboxylation of acetyl-CoA to malonyl-CoA and plays a central role in fatty acid metabolism (PubMed : 16854592, PubMed : 19236960, PubMed : 19900410, PubMed : 20457939, PubMed : 20952656, PubMed : 26976583). Catalyzes a 2 steps reaction starting with the ATP-dependent carboxylation of the biotin carried by the biotin carboxyl carrier (BCC) domain followed by the transfer of the carboxyl group from carboxylated biotin to acetyl-CoA (PubMed : 19236960, PubMed : 20457939, PubMed : 20952656, PubMed : 26976583). Through the production of malonyl-CoA that allosterically inhibits carnitine palmitoyltransferase 1 at the mitochondria, negatively regulates fatty acid oxidation (By similarity). Together with its cytosolic isozyme ACACA, which is involved in de novo fatty acid biosynthesis, promotes lipid storage (By similarity).

Post-translational modifications

The biotin cofactor is covalently attached to the central biotinyl-binding domain and is required for the catalytic activity.. Phosphorylation at Ser-222 by AMPK inactivates the enzyme (PubMed:12488245). Required for the maintenance of skeletal muscle lipid and glucose homeostasis (By similarity).

Subcellular localisation

Mitochondrion

Product protocols

Target data

Mitochondrial enzyme that catalyzes the carboxylation of acetyl-CoA to malonyl-CoA and plays a central role in fatty acid metabolism (PubMed : 16854592, PubMed : 19236960, PubMed : 19900410, PubMed : 20457939, PubMed : 20952656, PubMed : 26976583). Catalyzes a 2 steps reaction starting with the ATP-dependent carboxylation of the biotin carried by the biotin carboxyl carrier (BCC) domain followed by the transfer of the carboxyl group from carboxylated biotin to acetyl-CoA (PubMed : 19236960, PubMed : 20457939, PubMed : 20952656, PubMed : 26976583). Through the production of malonyl-CoA that allosterically inhibits carnitine palmitoyltransferase 1 at the mitochondria, negatively regulates fatty acid oxidation (By similarity). Together with its cytosolic isozyme ACACA, which is involved in de novo fatty acid biosynthesis, promotes lipid storage (By similarity).
See full target information ACACB

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