Fatty Acyl Groups
Fatty Acyl Groups - Related Videos
07:27
Optimized Incorporation of Alkynyl Fatty Acid Analogs for the Detection of Fatty Acylated Proteins using Click Chemistry
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Cited by 14 •
2021
The study of fatty acylation has important implications in cellular protein interactions and diseases. Presented here is a modified protocol to improve click chemistry detection of fatty acylated proteins, which can be applied in various cell types and combined with other assays, including pulse-chase and mass spectrometry.
09:58
Metal-free Synthesis of Ynones from Acyl Chlorides and Potassium Alkynyltrifluoroborate Salts
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Cited by 3 •
2015
The goal of this manuscript is to demonstrate a straightforward method for the preparation of ynones from acyl chloride and potassium alkynyltrifluoroborate salt starting materials. The one-pot reaction proceeds rapidly in the presence of boron trichloride without exclusion of air and moisture.
08:31
Detection of Protein S-Acylation using Acyl-Resin Assisted Capture
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Cited by 29 •
2020
Acyl-RAC (Acyl-Resin Assisted Capture) is a highly sensitive, reliable and easy to perform method to detect reversible lipid modification of cysteine residues (S-acylation) in a variety of biological samples.
12:06
Metabolic Glycoengineering of Sialic Acid Using N-acyl-modified Mannosamines
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Cited by 7 •
2017
Sialic acid is a typical monosaccharide-unit found in glycoconjugates. It is involved in a plethora of molecular and cellular interactions. Here we present a method to modify cell surface sialic acid expression using metabolic glycoengineering with N-acetylmannosamine derivatives.
06:03
Quantification of Endothelial Fatty Acid Uptake using Fluorescent Fatty Acid Analogs
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2025
This protocol details an in vitro assay for measuring cellular lipid uptake in endothelial cells upon stimulation with BODIPY-C12 and BODIPY-C16 fluorescent analogs of long-chain and very long-chain saturated fatty acids. This method is efficient and adaptable to other cell types, offering a useful approach for studying lipid metabolism.
FAQs
Linkage to coenzyme A converts the fatty acid’s carboxyl group into a high-energy thioester. This activated arrangement makes transfer of the fatty acyl unit to glycerol backbones, proteins, or other substrates feasible. The activation step therefore connects fatty-acid chemistry with downstream lipid assembly, metabolic reactions, and reversible protein modification.
Their chemistry allows the acyl unit to move from an activated donor to another biological substrate. Transfer to glycerol backbones supports lipid construction, while transfer to proteins or other molecules connects the same chemical unit with regulation and metabolism. Which substrate receives the group helps determine the resulting structural or cellular function.
Reversible attachment provides a way to alter protein behavior without permanently changing the protein itself. According to the cellular context, this modification can influence where a protein is localized and how active it is. Fatty acyl chemistry therefore links lipid-related reactions with dynamic regulation of protein function and cellular organization.
An activated fatty acyl group is prepared for transfer because its carboxyl group is linked in a high-energy thioester, often with coenzyme A. This contrasts with a fatty acid that has not undergone that activation step. The distinction explains why activation is important before incorporation into other molecules or participation in metabolic reactions.
Fatty acyl groups contribute to three broad areas of biology: membrane lipid structure, energy storage, and synthesis of signaling molecules. Their participation in these roles allows fatty-acid-derived chemistry to support both cellular architecture and communication. The same class of chemical unit can therefore influence physical membrane properties, stored resources, and signaling-related outcomes.
Their involvement spans metabolic reactions, lipid construction, and signaling-molecule synthesis. As fatty acyl units are transferred to different substrates, they can support membrane formation, energy-related lipid storage, or production of molecules used in cellular communication. Reversible protein attachment adds a regulatory link, because it can affect protein localization and activity.