Amino Acids (AA)

<p>Hirudin is a protein that functions as an anticoagulant by binding to the active site of thrombin, preventing it from converting fibrinogen into fibrin. It has a high affinity for the thrombin receptor and can be modified in various ways. Hirudin's most common modification is sulfation, which enhances its anticoagulant activity. Hirudin is a proteolytic enzyme that can be synthesized using solid-phase chemistry. Its biological function is to inhibit blood coagulation by inhibiting the conversion of fibrinogen to fibrin. Hirudin binds to thrombin, preventing it from converting fibrinogen into fibrin and thus inhibits coagulation. It also prevents clot formation by inhibiting platelet aggregation, which may result from interactions with other proteins such as prothrombin and factor VIII.</p>

<p>Please enquire for more information about DABCYL-Glu-Arg-Nle-Phe-Leu-Ser-Phe-Pro-EDANS trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about Boc-Asp(OcHex)-PAM resin (200-400 mesh) including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about H-D-Arg(Pbf)-2-chlorotrityl resin (200-400 mesh) including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Fmoc-3-(4'-pyridyl)-L-alanine is a heterocyclic compound that is an intermediate in the synthesis of other pharmaceuticals. It can be obtained by the trituration of Fmoc-3-(4'-pyridyl)-L-alanine hydrochloride with ether, followed by transfer of the resulting solid to a reaction vessel. The product can then undergo further synthetic transformations such as functionalizations and yields. This chemical is used in organic chemistry as a heterocycle.</p>

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<p>Structure/Function: human; Trifluoroacetate salt</p>

<p>Disulfide bond is an analytical method for the determination of the concentration-time curve. It is a cyclic peptide that competes with fibrinogen for binding to platelets. Disulfide bond has been shown to be an antagonist of receptor antagonist, and has potential applications in the treatment of autoimmune diseases. Disulfide bond can also be used as a model system for toxicological studies and experimental models in humans.</p>

<p>Please enquire for more information about Mca-Lys-Pro-Leu-Gly-Leu-Dap (Dnp)-Ala-Arg-NH2 trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>4-Methoxyphenyl boronic acid is a molecule with a hydroxyl group and a boronic acid. It is synthesized by reacting biphenyl with trifluoroacetic acid in the presence of sodium carbonate and palladium-catalyzed coupling. 4-Methoxyphenyl boronic acid has shown to bind to the receptor for fatty acids, which may be due to its structural similarity to p-hydroxybenzoic acid. The protonated form of this molecule has been shown to react with an electrophilic carbon atom and an electron-deficient alkyl or vinyl halide, resulting in ring formation. This reaction is known as the Suzuki coupling reaction.</p>

<p>Please enquire for more information about (Pro3)-Dynorphin A (1-11) amide trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Pyr-Trp-OH is a derivative of tryptophan. It has been found to be active in the brain and its metabolites have been shown to inhibit superoxide production by inhibiting the activity of hydroxylase and dismutase. Pyr-Trp-OH also inhibits serotonin synthesis, which may contribute to its antidepressant properties. Pyr-Trp-OH is an inhibitor of indoleamine 2,3 dioxygenase, an enzyme that converts tryptophan into kynurenine. This process generates hydrogen peroxide, which can lead to cell death. The conversion of tryptophan into serotonin also produces hydrogen peroxide, so it is possible that Pyr-Trp-OH may have antioxidant effects as well as antidepressant effects.</p>

<p>8-Boc-3,8-diaza-bicyclo[3.2.1]octane is a functional group that can be used in the preparation of pharmaceutical preparations. It is insoluble in water and soluble in organic solvents. This compound has been shown to be effective in the treatment of neurodegenerative diseases such as Alzheimer's disease and Parkinson's disease. 8-Boc-3,8-diaza-bicyclo[3.2.1]octane has also been shown to have protective effects against sae-cd induced cytotoxicity by upregulating the expression of antiapoptotic proteins Bcl2 and Bclxl, which are important for neuronal cell survival.</p>

<p>Boc-4-carboxymethyl-piperidine is a novel drug that has been shown to have significant correlations with the inhibition of fibrinogen and cellulose. It also has the ability to inhibit arsenite, which may be due to its dithiocarbamate group. Boc-4-carboxymethyl-piperidine has been shown to have significant biological activity in vitro. This molecule has been synthesized and crystallized, and x-ray data have been collected. The molecular structure of this molecule is shown below:</p>

<p>Please enquire for more information about H-D-Asp(OtBu)-allyl ester·HCl including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about Amyloid beta/A4 Protein Precursor770 (740-770) trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Neurotensin is a peptide hormone that is found in the brain and gastrointestinal tract. It stimulates the release of acetylcholine, histamine, and serotonin from nerve endings. Neurotensin acts as a neurotransmitter in the brain by binding to specific receptors on presynaptic nerve terminals. The amino acid sequence of neurotensin contains 11 amino acids: Trp-Leu-Tyr-Glu-Asn-Lys-Pro-Arg-Arg-Pro-Trp-Ile. It is labeled with azidobenzoyl (AB) and disuccinimidyl suberate (DSS) for autoradiography studies using gel electrophoresis. The molecular weight of neurotensin is approximately 7,200 daltons.</p>

<p>Ac-His-His-Gly-His-OH is a lysine ligand with an acetyl group and two histidine residues. Acetylation of the hydroxyl group on the lysine residue is necessary for binding to metal ions, such as protonation. This molecule has been shown to have five different protonation states at neutral pH. The protonated form has been found to be more soluble in water than the deprotonated form. Acetylation of both lysines in the molecule leads to hydrolytic cleavage of the amide bond, which causes it to become insoluble in water. Acetylation also alters chemical properties, such as changes in color; for example, this molecule exhibits dichroism when viewed under polarized light.</p>

<p>Please enquire for more information about H-Val-Val-Val-Val-OH including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>H-Tyr-Trp-OH is a synthetic, constant ligand for nuclear receptors. It has been shown to be active in the cerebral cortex, with a brain concentration of about 1 µM at steady state. This compound has been shown to be an agonist of the transcription factor nuclear receptor peroxisome proliferator-activated receptor alpha (PPARα) and can be used as a potential therapeutic agent for Alzheimer's disease. H-Tyr-Trp-OH has also been shown to enhance phosphorylation of the microtubule protein tau in cultured cortical neurons, which may have implications for the treatment of Parkinson's disease.</p>