pep4c

pep4c is an inactive control peptide analog of pep2m, and a peptide inhibitor of the interaction between the c-terminus of the glur2 (ampa receptor) subunit and n-ethylmaleimide-sensitive fusion protein (nsf).

Designed for biological research and industrial applications, not intended for individual clinical or medical purposes.

CAT No: R0837

CAS No:243843-43-8

Synonyms/Alias:GluR4cr

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cGMP Peptide
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M.F/Formula
C48H91N17O13S
M.W/Mr.
1146.42
Sequence
KRMKVAKSAQ
Appearance
White lyophilised solid
Purity
>98 %
Activity
Inhibitor

Pep4c is a synthetic peptide compound designed for advanced biochemical research and peptide-based studies. As a sequence-defined oligopeptide, it embodies precise molecular architecture, making it a valuable tool for probing peptide structure-function relationships, protein-protein interactions, and cellular signaling mechanisms. Its well-characterized sequence and physicochemical properties allow for reproducible results in experimental settings, supporting a broad range of investigations in molecular biology, biochemistry, and chemical biology. Researchers utilize such compounds to elucidate fundamental biological processes, develop novel assay systems, and explore innovative approaches in peptide science.

Peptide functional studies: Researchers frequently employ pep4c to investigate the functional roles of specific amino acid motifs within larger protein or peptide frameworks. By introducing this defined peptide into in vitro systems, scientists can dissect the contribution of particular sequences to binding affinities, enzymatic recognition, or modulation of cellular pathways. The ability to isolate and study a discrete peptide segment enables detailed mapping of interaction sites and facilitates the rational design of modified analogs for further mechanistic exploration.

Protein-protein interaction assays: In the context of molecular recognition studies, pep4c serves as a model ligand or competitor in assays that characterize the specificity and affinity of protein-protein interactions. Its defined sequence allows for controlled experiments assessing how particular residues influence binding dynamics, providing insight into the molecular determinants of recognition events. Such data are instrumental in identifying key contact points, validating computational docking predictions, and guiding the engineering of peptide-based modulators or inhibitors.

Peptide synthesis validation: Synthetic peptides like pep4c are routinely used as standards or controls in the optimization and validation of solid-phase peptide synthesis protocols. By analyzing the yield, purity, and chromatographic behavior of this compound, chemists can benchmark the efficiency of synthesis strategies, troubleshoot side reactions, and refine purification techniques. The reproducible properties of well-characterized peptides are vital for establishing robust workflows in peptide production and analytical quality control.

Biochemical assay development: The defined nature of pep4c makes it an ideal candidate for the development and calibration of biochemical assays, including enzyme activity measurements, binding studies, and high-throughput screening platforms. Its consistent performance supports the creation of reliable assay systems, enabling the quantification of biological activities or the detection of target molecules in complex samples. Standardizing assays with such peptides enhances reproducibility and comparability across research laboratories and experimental campaigns.

Cell signaling pathway research: Synthetic peptides are integral tools for dissecting intracellular signaling cascades, and pep4c is no exception. By introducing this compound into cultured cells or cell-free systems, investigators can monitor its impact on signaling events, phosphorylation patterns, or downstream gene expression. Such studies help clarify the sequence determinants required for signal propagation or inhibition, offering valuable insights into the molecular logic of cellular communication and the potential for designing targeted modulators.

Solubility
-20 °C
InChI
InChI=1S/C48H91N17O13S/c1-26(2)37(46(76)58-28(4)38(68)59-30(14-7-10-21-50)42(72)64-35(25-66)45(75)57-27(3)39(69)63-34(47(77)78)17-18-36(53)67)65-44(74)31(15-8-11-22-51)61-43(73)33(19-24-79-5)62-41(71)32(16-12-23-56-48(54)55)60-40(70)29(52)13-6-9-20-49/h26-35,37,66H,6-25,49-52H2,1-5H3,(H2,53,67)(H,57,75)(H,58,76)(H,59,68)(H,60,70)(H,61,73)(H,62,71)(H,63,69)(H,64,72)(H,65,74)(H,77,78)(H4,54,55,56)/t27-,28-,29-,30-,31-,32-,33-,34-,35-,37-/m0/s1
InChI Key
PUDVEKDEUNWDBZ-SKYKFSGJSA-N
Isomeric SMILES
C[C@@H](C(=O)N[C@@H](CCC(=O)N)C(=O)O)NC(=O)[C@H](CO)NC(=O)[C@H](CCCCN)NC(=O)[C@H](C)NC(=O)[C@H](C(C)C)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CCSC)NC(=O)[C@H](CCCN=C(N)N)NC(=O)[C@H](CCCCN)N
BoilingPoint
N/A
Melting Point
N/A

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