In the spe Catalog Number: UFA201. Synonym:Fmoc-D-2-Abu-OH. CAS Number: [170642-27-0]. Molecular Weight: 325.4. Molecular Formula: C19H19NO4 Read more cialized field of biochemical research, the integration of non-proteinogenic amino acids has become a cornerstone for advancing molecular stability and structural analysis. Among these, the abu peptide—derived Mca-KKEDVV-Abu-C | Peptide from L-alpha-aminobutyric acid— This technical guide provides a comprehensive overview of the properties, synthesis protocols, and applications of.Fmoc-D-Abu-OH in modern peptide chemistry, Read more stands out as a critical building block for researc Amino Acid Code Table hers looking to modify the physical and chemical properties of synthetic chains. Through my personal experience exploring peptide synthesis, I have found that understanding the nuances of these modified residues is essential Catalog Number: UHA101. Synonym: H-2-Abu-OH. CAS Number: [1492-24-6]. Molecular Weight: 103.1. Molecular Formula: C 4 H 9 NO 2.Read more for anyone engaged in structural biology or assay development.
Defining Abu and Its Structural Significance
At its core, Abu refers to Aminobutyric acid – Abu, often categorized as a non-standard or unusual amino acid. Unlike the 20 standard amino acids, 2-Aminobutanoic acid is a structural variant that provides a unique handle for researchers. When we talk about ABU} L-alpha-aminobutyric acid, we are discussing a molecule that offers a distinct side chain compared to alanine, allowing for subtle yet impactful changes in steric bulk and hydrophobicity.
In the context of peptide design, the incorporation o Apr 2, 2026—Among these salts, a carboxylate-functionalized AMBF3-Abu-OK (1) can be directly coupled to thepeptideduring solid-phasepeptidesynthesis ( Read more f these residues is often used to study protein interactions and post-translation modifications. By replacing standard residues with Abu, scientists can often improve the stability of a sequence, making it resistant to enzymatic degradation.
Practical Applications in Synthesis
My journey into custom synthesis led me to utilize various derivatives like Fmoc-D-2-Abu-OH and Fmoc-2-Abu-OH. These protected forms are indispensable in solid-phase strategies. When selecting materials, one must often consult a custom peptide modificat Oct 20, 2025—SimilarlypeptideEPLTSLTPR-Abu-NTAWNRLKL 21, part of an envelope protein of the Moloney virus, containing a 2-aminobutyric acid residure (Abu) Read more ions selection guide to determine which protected variant is compatible with specific coupling protocols.
For those working with complex sequences, the Chemical Name, Boc-Abu-OH is another common reagent encountered in the laboratory. The ability to manipulate the N-terminus or C-terminus with these specific components is vital. For example, researchers often utilize Mca-KKEDVV-Abu-C is a peptide construct to investigate specific enzyme activity or to serve as a fluorescently labeled probe.
Advanced Research and Functional Peptides
The versatility of this chemistry is perhaps best highlighted by specialized sequences such as Abu-TGIRIS-Abu-NH2. This specific molecule is often cited in literature as an artificial analogue used to test the biological efficacy of synthetic structures compared to natural counterparts.
Furthermore, the integration of Aminobutyric Acid (Abu into larger frameworks allows for the creation of peptides that can be harnessed to change physical and chemical properties through structure modifications. This is particularly relevant when considering that a peptide consists of two or more amino acids linked by an amide bond, and the precise placement of an Abu residue can dictate the overall folding behavior of the final product.
Key Elements of Design and Future Outlook
When embarking on a project, one must pay attention to the key elements of peptide design that influence synthesis, purity, and stabil ω-Amino Acids in Peptide Design. Crystal Structures and ity. Whether you are working with an Fmoc-D-Abu-OH in modern peptide chemistry protocol or simply exploring the 2-Aminobutyric acid, 2-Abu nomenclature, the goal remains the same: precision.
Many laboratories now rely on professional services that provide a wide range of peptide modification services to ensure that their research tools are optimized. By carefully selecting the right amino acid derivatives, researchers can ensure their experiments are reproducible and robust.
As I continue to explore the vast potential of peptides, it is clear that the use of non-standard residues like Abu will remain at the forefront of biochemical innovation. Whether used in stapled peptide synthesis or as part of a complex conjugate, these molecules continue to offer fascinating insights into the fundamental mechanics of protein structure.
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*Disclaimer: This content is for informational and educational purposes related to biochemical research only. It does not provide medical, clinical, or human-use advice. Always consult with institutional safety boards and professional guidelines when conducting laboratory research.*