biotin peg biotin (mw 1000)

Biotin-PEG-Alk (MW 1000) is a biotinylated polyethylene glycol (PEG) derivative with alkyne functionality for click chemistry applications. Biotin serves as an enzyme co-factor suitable for protein labeling, while PEG provides hydrophilic, water-soluble, and low-toxicity characteristics. The alkyne group (Alk) facilitates copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions with azido-modified molecules, enhancing the compound's ability to target and bind with biotin receptors.

Biotin-PEG-OH (MW 20000) serves as a polyethylene glycol (PEG)-based PROTAC linker suitable for synthesizing PROTACs [1].

Biotin-PEG-Biotin (MW 20000) is a bifunctional PEG derivative featuring biotin labels at each terminal end. As an enzyme co-factor, biotin facilitates protein labeling, while PEG, known for its hydrophilic nature and low toxicity, confers water solubility to the compound.

Biotin-PEG-Alk (MW 2000) is a biotin-labeled polyethylene glycol (PEG) derivative featuring an alkyne group for click chemistry applications. This compound, efficiently binding to biotin targets due to the alkyne moiety that can react with azides, serves as a versatile tool in bioconjugation processes, including the labeling of proteins. The hydrophilic nature of PEG ensures solubility in aqueous environments and minimal toxicity, while the alkyne (an acyclic hydrocarbon that may be branched or unbranched) facilitates copper-catalyzed azide-alkyne cycloaddition (CuAAC), enhancing biotin-avidin interaction assays and molecular assembly.

Biotin-PEG-OH (MW 3400) is a polymer comprised of biotin and polyethylene glycol (PEG) units [1].

Biotin-PEG-Alk (MW 3400), a biotinylated polyethylene glycol (PEG) compound with an alkyne group, serves as a versatile click chemistry reagent. The biotin moiety acts as an enzyme cofactor desirable for protein labeling, PEG imparts hydrophilicity and aqueous solubility with minimal toxicity, and the alkyne (a type of acyclic hydrocarbon) facilitates efficient target binding by reacting with azides via copper-catalyzed azide-alkyne cycloaddition (CuAAC).

Biotin-X-NTA is utilized for the detection of histidine-tagged proteins immobilized on nitrocellulose membranes [1].

Biotin-PEG-azide (MW 2000) is a biotinylated polyethylene glycol (PEG) compound featuring an azide group. Biotin serves as an enzyme cofactor suitable for protein labeling. PEG, noted for its hydrophilicity and water solubility, exhibits low toxicity. The azide functionality is a reasonably effective leaving group that participates in copper-catalyzed reactions with alkynes, enhancing the binding efficiency to biotin's targets.

Biotin-myelin basic protein (94-102) is a peptide fragment crucial for myelin adhesion within the nervous system, facilitating myelination. This protein contributes to signal transduction by interacting as a membrane actin-binding protein, possibly influencing oligodendrocyte cytoskeleton communication and myelin tight junctions [1].

Biotin-PEG-Alk (MW 600) is a biotin-labeled, alkyne-functionalized polyethylene glycol utilized as a click chemistry reagent for protein, peptide, and oligonucleotide modification [1]. Containing an alkyne group, it is designed for copper-catalyzed azide-alkyne cycloaddition (CuAAc) with azide-containing molecules.

Biotin-PEG-Alk (MW 10000) is a biotinylated polyethylene glycol (PEG) derivative featuring an alkyne group for click chemistry applications. This compound combines biotin, an enzyme co-factor used in protein labeling, with PEG, a hydrophilic, water-soluble, and low-toxicity polymer. The alkyne moiety facilitates copper-catalyzed azide-alkyne cycloaddition (CuAAC) with azido-containing molecules, enhancing the efficiency of targeting biotin-binding entities.

Biotin-KKKRKV acetate, the biotinylated form of the nuclear localization signal (NLS) peptide KKKRKV from simian virus 40 [1], serves as a specialized compound for targeted molecular applications.

Biotin-Gastrin Releasing Peptide, human, is a biotinylated derivative of gastrin-releasing peptide (GRP), a neuropeptide known for its growth-stimulatory and tumorigenic properties [1].

Biotin-PEG-Alk (MW 20000) is a biotin-labeled polyethylene glycol (PEG) derivative featuring a terminal alkyne group for efficient click chemistry applications. Serving as an enzymatic cofactor, biotin provides specific labeling of proteins, while the hydrophilic PEG moiety offers solubility and low toxicity. The alkyne functionality enables copper-catalyzed azide-alkyne cycloaddition (CuAAC), enhancing target binding through reaction with azide-modified molecules.

Biotin-PEG-azide (MW 3400) is a biotinylated polyethylene glycol (PEG) derivative featuring an azide group. Biotin serves as an enzyme co-factor suitable for protein labeling, while PEG is a hydrophilic, water-soluble, low-toxicity polymer. The azide group, a moderately good leaving group, undergoes Cu-catalyzed reactions with alkynes, enhancing the efficiency of target binding by biotin.

Biotin-16-dUTP is a fluorescent substitute of dTTP.

Biotin-NH-PSMA-617 is a biotinylated derivative of the small molecule PSMA-617, designed to target the prostate-specific membrane antigen (PSMA) that is prominently expressed on prostate tumor cells [1].

Biotin-SRC-1 (676–700), a biotinylated and truncated variant of steroid receptor coactivator 1 (SRC-1), finds application in affinity-based reporter assays such as time-resolved FRET (TR-FRET) and amplified luminescent proximity homogenous assay (ΑLPHASCREEN™).

Biotin-16-deoxyuridine-5'-triphosphate (Biotin-16-dUTP) trisodium serves as an enzymatically incorporable substitute for its natural analog, dTTP, in DNA/cDNA synthesis, facilitating the production of biotinylated DNA probes for diverse assay applications [1] [2]. Storage recommendation: protect from light.

Biotin-11-dUTP is a fluorescent substitute for dTTP.

Biotin-PEG4-dialkoxydiphenylsilane-picolyl azide is a clickable, acid-cleavable biotin-picolyl azide designed as an enrichment handle for the labeling of cell surface glycoproteins [1].

CCP-biotin peptide (non-cyclized) is a linear, biotin-labeled derivative of the circular citrullinated peptide (CCP), mirroring the human filaggrin sequence from amino acids 447 to 467 with specific substitutions (Q447H, S449C, G459R, E460G, and S462C) and a citrullination at arginine 455. This formulation is designed for the identification of anti-citrulline autoantibodies that may recognize and interact with the linear configuration of the peptide.

Amine-PEG3-Biotin can be used as a signal amplification label.

Biotin-aniline is a probe that reacts strongly to RNA and DNA.Biotin-aniline is highly efficient and is used to capture subcellular transcriptomes in living cells with high spatial specificity.

Biotin-PEG-Thiol (MW 2000) is an active, pegylated compound that binds to streptavidin or antibiotin with high affinity and specificity. It is capable of modifying biomolecules, proteins, peptides, and other small molecular materials. This compound is commonly utilized in agent release research and the development of novel nanomaterials [1].

Biotin sphingosine, a biotinylated derivative of sphingosine (d18:1), serves as a probe in assays for detecting the phosphorylation activity of sphingosine kinase 1 (SPHK1) and SPHK2 in cell lysates.

Fluorescein Biotin is a biotin-substituting fluorescent dye that detects and quantifies biotin binding sites by fluorescence or absorbance.Fluorescein Biotin undergoes fluorescence quenching when bound to avidin or streptavidin.

Biotin-4-aminophenol (BP) is a selective and potent biotin-phenol analog that works by generating free radicals and binding to tyrosine residues in proteins.

Biotin-probe 1 is a non-radiolabeled probe and can be applied to in situ hybridization.

Biotin-PEG11-SH facilitates the biotinylation of proteins, allowing for targeted labeling with biotin.

Sulfo-NHS-SS-Biotin sodium (Sulfosuccinimidyl 3-[[2-(biotinamido)ethyl]dithio]propionate) is a cell-impermeant and long-chain cleavable amine-reactive biotinylation reagent. It can be used for the labeling and purifying of cell-surface protein.

Biotin-C5-Azide (DecarboxyBiotin-N3) serves as a biotin reagent, facilitating the synthesis of biotinylated conjugates [1].

Biotin-crosstide is a derivative of the peptide Akt substrate crosstide, featuring biotinylation.

6-Biotin-17-NAD+, a biotinylated derivative of the signaling molecule and enzyme cofactor NAD+, is utilized in high-throughput screening (HTS) assays to measure the activity of mitochondrial complex I, also referred to as NADH dehydrogenase.