Peceleganan

Peceleganan is a designed antimicrobial-like peptide with cationic and hydrophobic residues arranged to form amphipathic structures. Interaction with model membranes allows study of pore formation and surface disruption. Researchers assess its secondary structure in various lipid environments. Applications include host-defense peptide modeling, membrane-biology research, and sequence-activity tuning.

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

CAT No: R2737

CAS No:850761-47-6

Synonyms/Alias:Peceleganan; Peceleganan [INN]; UNII-M8HRL4DRB6; M8HRL4DRB6; 850761-47-6; Ac-Lys-Trp-Lys-Ser-Phe-Leu-Lys-Thr-Phe-Lys-Ser-Ala-Ala-Lys-Thr-Val-Leu-His-Thr-Ala-Leu-Lys-Ala-Ile-Ser-Ser-NH2; EX-A7425; DA-56662; PL-5

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cGMP Peptide
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  • CMC information required for an IND
  • IND and NDA support
  • Drug master files (DMF) filing
M.F/Formula
C138H226N36O34
M.W/Mr.
2933.5
Sequence
One Letter Code:KWKSFLKTFKSAAKTVLHTALKAISS
Three Letter Code:Ac-Lys-Trp-Lys-Ser-Phe-Leu-Lys-Thr-Phe-Lys-Ser-Ala-Ala-Lys-Thr-Val-Leu-His-Thr-Ala-Leu-Lys-Ala-Ile-Ser-Ser-NH2

Peceleganan is a synthetic peptide compound recognized for its distinctive sequence and functional versatility within biochemical research. As a member of the antimicrobial peptide family, it is structurally engineered to mimic innate defense mechanisms found in various organisms. Its amphipathic nature and cationic residues contribute to its ability to interact with biological membranes, making it a subject of interest in studies exploring peptide-membrane dynamics, host-pathogen interactions, and innate immunity. Researchers value peceleganan for its well-characterized structure and reproducible activity, which provide a robust foundation for investigating peptide function and developing novel bioactive molecules.

Antimicrobial mechanism studies: Peceleganan serves as a valuable tool in elucidating the molecular basis of peptide-mediated antimicrobial action. Its defined sequence allows researchers to investigate how cationic peptides disrupt microbial membranes, leading to cell lysis or inhibition of growth. By employing this peptide in model membrane systems or microbial cultures, scientists can dissect the physicochemical interactions that underlie selective toxicity toward bacteria and fungi, thereby advancing understanding of host defense strategies at the molecular level.

Peptide structure-activity relationship analysis: The peptide's unique composition and activity profile make it suitable for systematic structure-activity relationship (SAR) studies. Researchers utilize peceleganan to assess the impact of specific amino acid substitutions, chain length modifications, and conformational constraints on biological function. These analyses are instrumental in guiding the rational design of next-generation peptides with enhanced stability, specificity, or reduced cytotoxicity, supporting the development of optimized research tools and potential industrial agents.

Membrane interaction research: Due to its amphipathic structure, peceleganan is frequently employed in experiments probing the biophysical interactions between peptides and lipid bilayers. Fluorescence spectroscopy, circular dichroism, and calorimetric techniques can be used to assess how the peptide associates with, inserts into, or perturbs model membranes. Insights gained from such studies inform broader questions regarding membrane permeability, peptide-induced pore formation, and the determinants of selective membrane targeting, which are relevant across cell biology and nanotechnology applications.

Peptide synthesis and modification benchmarking: The well-defined sequence of peceleganan provides a reliable standard for evaluating peptide synthesis methodologies and post-synthetic modification strategies. Analytical chemists and peptide technologists use it as a reference substrate to optimize solid-phase peptide synthesis protocols, purification workflows, and analytical characterization methods such as HPLC and mass spectrometry. Its consistent behavior under various synthetic conditions aids in troubleshooting and refining laboratory processes, thereby enhancing the reproducibility and efficiency of peptide production.

Biofilm inhibition research: In the context of microbial ecology and biotechnology, peceleganan is investigated for its ability to modulate biofilm formation and stability. Researchers deploy the peptide in in vitro biofilm assays to quantify its effects on microbial adherence, extracellular matrix disruption, and community viability. These studies provide insights into the mechanisms by which peptides interfere with complex microbial communities, offering valuable information for the development of anti-biofilm strategies in industrial, agricultural, or environmental settings.

InChI
InChI=1S/C138H226N36O34/c1-19-76(10)109(135(205)169-107(70-178)133(203)166-104(67-175)113(145)183)171-117(187)80(14)150-118(188)92(47-29-35-53-140)155-124(194)97(58-72(2)3)159-116(186)79(13)152-136(206)110(81(15)179)174-130(200)103(64-88-66-146-71-148-88)163-126(196)99(60-74(6)7)164-134(204)108(75(8)9)170-138(208)112(83(17)181)173-122(192)95(50-32-38-56-143)154-115(185)78(12)149-114(184)77(11)151-131(201)105(68-176)167-120(190)93(48-30-36-54-141)156-127(197)101(62-86-42-24-21-25-43-86)165-137(207)111(82(16)180)172-123(193)96(51-33-39-57-144)158-125(195)98(59-73(4)5)160-128(198)100(61-85-40-22-20-23-41-85)161-132(202)106(69-177)168-121(191)94(49-31-37-55-142)157-129(199)102(63-87-65-147-90-45-27-26-44-89(87)90)162-119(189)91(153-84(18)182)46-28-34-52-139/h20-27,40-45,65-66,71-83,91-112,147,175-181H,19,28-39,46-64,67-70,139-144H2,1-18H3,(H2,145,183)(H,146,148)(H,149,184)(H,150,188)(H,151,201)(H,152,206)(H,153,182)(H,154,185)(H,155,194)(H,156,197)(H,157,199)(H,158,195)(H,159,186)(H,160,198)(H,161,202)(H,162,189)(H,163,196)(H,164,204)(H,165,207)(H,166,203)(H,167,190)(H,168,191)(H,169,205)(H,170,208)(H,171,187)(H,172,193)(H,173,192)(H,174,200)/t76-,77-,78-,79-,80-,81+,82+,83+,91-,92-,93-,94-,95-,96-,97-,98-,99-,100-,101-,102-,103-,104-,105-,106-,107-,108-,109-,110-,111-,112-/m0/s1
InChI Key
IUYWAZJIRQDBEJ-XECNVCPKSA-N

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