Amino Acids (AA)

<p>H-Ala-Ala-Tyr-Ala-Ala-OH is a butanedione that hydrolyzes to form acetaldehyde. It is a chaperone and amide that, in the presence of water, forms peptides. The kinetic constants are dependent on the pH of the reaction. This product has been shown to have proctolin activity and is an enkephalinase inhibitor, which is involved in pain sensation. H-Ala-Ala-Tyr-Ala-Ala-OH has been used as an ion exchanger and carboxylate isomerizing agent.</p>

<p>3-Bromo-2-methylaniline is a six membered, planar, planar conformation with a dihedral angle of 120°. The molecule has two dimers that are connected by hydrogen bonds. It has a crystal structure that is made up of molecules arranged in a hexagonal grid. The molecule is made up of three atoms: one carbon atom, one nitrogen atom, and one bromine atom. The three atoms are arranged in the following order: bromine, carbon, nitrogen.</p>

<p>Please enquire for more information about pTH (1-34) (rat) including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Disulfide bond is a protein that regulates muscle cell assembly and interactions. Disulfide bonds are formed by the oxidation of two cysteine molecules, which can be found in the extracellular matrix (ECM). The protein is an important regulator of metalloproteinases, which are enzymes that regulate ECM turnover. When disulfide bond lacks, it causes a deficiency in collagen production. Disulfide bond also has interactions with MMP-2, which plays a role in the regulation of arteriosclerosis and genetic disorders such as muscular dystrophy.</p>

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

<p>H-D-Arg-Gly-Asp-Trp-OH is a cyclic peptide that has been shown to bind to staphylococcal cells, inhibiting their growth. The peptide was found to have proton binding and membrane interactions. This drug has shown efficacy in biological samples such as collagen and fibrinogen. H-D-Arg-Gly-Asp-Trp-OH also can be activated by a disulfide bond. It has been found to bind with monoclonal antibodies and model systems.</p>

<p>Met-Thr-OH is a peptide binding inhibitor that is used as a research tool for determining the role of metalloproteins in vivo. Methionine aminopeptidase (MetAP) is an enzyme that cleaves methionine from protein and peptides and has been shown to play a vital role in cancer progression. MetAP has been shown to be inhibited by Met-Thr-OH, which binds to the enzyme's active site and blocks its activity. The inhibition of MetAP limits the production of proteins involved in cell growth and proliferation, leading to reductions in tumor size. This inhibition may also be due to the inhibition of other functional groups such as phosphorylation, dephosphorylation, or nitrosylation.</p>

<p>Please enquire for more information about Bifunctional Antiplatelet Agent H(-Lys-Arg)3-Arg-Gly-Asp-Val-OH including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>ACTH is a polypeptide hormone that regulates the release of cortisol from the adrenal cortex. ACTH (18-39) is a fragment of ACTH which binds to the glucocorticoid receptor with high affinity. The carboxy terminal sequence of ACTH (18-39) is identical to that of human ACTH and can be used as an immunogen to produce monoclonal antibodies against ACTH. The monoclonal antibodies can then be used in prognostic studies for patients with congestive heart failure, diabetic neuropathy, or k562 cells. ACTH (18-39) has an optimum pH level of 7.0 and can bind to cellular receptors at physiological concentrations. It also has a molecular weight of 4,000 Daltons and is soluble in trifluoroacetic acid and hydrogen fluoride, but not in water or methanol.</p>

<p>Hippuryl-His-Leu-OH is a peptide that inhibits the activity of angiotensin converting enzyme (ACE) at a concentration of 50 μM. It has been shown to inhibit cyclase and other enzymes in vitro. The binding of this compound to ACE prevents the conversion of angiotensin I to angiotensin II, which is a potent vasoconstrictor. Hippuryl-His-Leu-OH also has inhibitory properties against atrial natriuretic peptide (ANP), and can be used as an antihypertensive agent. This drug has been shown to have growth factor β1 activities, and can be used for the treatment of cardiac diseases such as myocardial infarction. Structural analysis shows that this drug binds to the active site of ACE, inhibiting its activity by blocking access to substrate or by altering substrate specificity.</p>

<p>H-Pro-His-Leu-OH is a tripeptide with a sequence of L-proline, H-histidine, and D-leucine. It is an experimental substrate for peptide transporters and has been shown to be taken up by E. coli. This peptide is specific for Borrelia burgdorferi, the organism that causes Lyme disease.</p>

<p>Galanin is a peptide that is part of the galaninergic system. It is involved in the regulation of insulin resistance, pain sensation, and chronic bronchitis. Galanin has been found to inhibit ATP-sensitive K+ channels and to have an inhibitory effect on ryanodine receptors. This inhibition leads to an increase in cytosolic Ca2+. Galanin also inhibits the release of inflammatory cytokines such as IL-1β, IL-6, and TNF-α. The biological properties of galanin are not fully understood and it may be associated with cancer and autoimmune diseases.</p>

<p>Please enquire for more information about (Des-octanoyl)-Ghrelin (mouse, rat) 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 Arg-Glu(EDANS)-(Asn670,Leu671)-Amyloid beta/A4 Protein Precursor770 (668-675)-Lys(DABCYL)-Arg trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Hel 13-5 trifluoroacetate salt H-Lys-Leu-Leu-Lys-Leu-Leu-Leu-Lys-Leu-Trp-Leu-Lys-Leu-Leu-Lys-Leu-Leu<br>Hel 13 is a ternary anionic surfactant consisting of a helix and three head groups. The head groups are Lys, Leu, and Leu. Each of these three head groups have a hydrophilic polar group and two lipophilic chains. It is typically used as a surfactant in the pulmonary system to help maintain lung function. When Hel 13 is used in the pulmonary system, it helps to keep the alveoli open so that air can be exchanged with blood. Hel 13 also has been shown to reduce surface tension at high pressures and temperatures, which could potentially be used for industrial purposes such as oil drilling or nuclear power plants.</p>

<p>Please enquire for more information about Cyclo(-Pro-Gly)3 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 (Lys1015·1024)-Thrombospondin-1 (1015-1024) (human, bovine, mouse) trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>VIP is a potent vasoactive neuropeptide that is found in the heart, brain, and gut. It has been shown to be a potent inhibitor of guanethidine-induced contractions in the femoral vein, as well as atrial contractions. VIP also inhibits spontaneous contractions in the fundic region of the stomach and intestinal motility. VIP has been shown to inhibit vasoactive intestinal polypeptide-induced contractions in isolated rat ileum. VIP is expressed primarily in the enteric nervous system and throughout the gastrointestinal tract.</p>

<p>Z-Gly-Ala-Pro-bNA is a peptidase that hydrolyzes peptides. The peptidase has two catalytic domains, which are located at the N and C termini of the protein. The N-terminal domain contains an oligopeptidase motif that has been shown to be important for the hydrolysis of substrates with hydrophobic residues. The C-terminal domain contains a cavity, which is necessary for binding to substrate and catalysis. This catalytic domain also contains an acid substitution, which may contribute to its stability in acidic environments. A mutant form of Z-Gly-Ala-Pro-bNA was generated by changing the amino acid residue at position n from serine to asparagine, which led to an increase in thermostability and in catalytic activity.</p>

<p>Please enquire for more information about Boc-beta-cyclopropyl-Ala-OH·DCHA 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 Cyclo(-Glu-Glu) 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 Mca-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>H-Ser-Asn-OH is a fatty acid that belongs to the amide group. It has an inhibitory effect on bacterial membranes, which can be seen in the x-ray crystal structures of H-Ser-Asn-OH cocrystallized with lipids from the bacterial membrane. The inhibition of bacterial membranes is due to its ability to bind strongly to the phospholipid head group and reduce the fluidity of the membrane. H-Ser-Asn-OH has also been shown to have a diagnostic effect on tissues and monolayers in vitro.</p>

<p>Please enquire for more information about Z-Tyr-Phe-OH 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 Exendin-4 (1-8) 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 Insulin B (22-25) including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>H-Met-Phe-OH is a synthetic polymerase chain that has been shown to be effective in treatment trials for various diseases such as ventricular dysfunction, cancer, inflammatory diseases, and virus. H-Met-Phe-OH binds to the DNA template strand and initiates the synthesis of RNA from nucleotide triphosphates. This molecule also has chemotactic activity and can be used as a diagnostic tool for inflammation or cancer. H-Met-Phe-OH can also be used in biological samples to detect viruses or hepatitis B.</p>

<p>Please enquire for more information about TLQP-21 (mouse, rat) trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Intermediate in the synthesis of tofacitinib</p>

<p>Please enquire for more information about Fmoc-Phe-Thr(Psi(Me,Me)pro)-OH including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Boc-S-tert-butylthio-L-cysteine is a di-sulfide linked cysteine</p>

<p>Anti-Inflammatory Peptide 3 (AIP3) is a peptide that contains an ester linkages and a carboxylic ester, which are both hydrophobic. The amino acid sequence of AIP3 is H-Met-Gln-Met-Asn-Lys-Val-Leu-Asp-Ser. AIP3 has been shown to have antiinflammatory properties and can be used as a diagnostic tool for inflammation. This peptide also has prodrug properties and can be conjugated with drugs to form drug linkers.</p>

<p>Please enquire for more information about Boc-D-Glu-OEt·DCHA including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>H-Glu-Glu-bNA is a dipeptide with the amino acid sequence H-Glu-Glu. It has a carboxy group, which can react with 2-naphthylamine to form a chromogenic product. This peptide also contains an amine group that can be reacted with l-glutamyl-l-glutamic acid to form a carboxylic acid. The c-terminal of this peptide can react with an amino group from another dipeptide to form a condensation product.</p>

<p>Please enquire for more information about Fmoc-Pra-Wang 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 (Tyr0)-C-Type Natriuretic Peptide (32-53) (human, porcine, rat) including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Acetate salt</p>

<p>4-Fluoro-3-methoxyphenylacetone is a high quality reagent that can be used as an intermediate in the synthesis of complex compounds. This compound is also useful for creating fine chemicals and speciality chemicals, for research purposes. 4-Fluoro-3-methoxyphenylacetone has been shown to be a versatile building block in organic synthesis, with many possible applications. It can react with other compounds to create new compounds or react with itself to form new molecules. CAS No. 320338-98-5</p>

<p>Please enquire for more information about O-Hippuryl-DL-b-phenyllactic acid sodium salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Boc-Val-Leu-Lys-AMC acetate salt is a protease inhibitor that binds to the active site of trypsin and inhibits its proteolytic activity. It has been shown to protect neuronal cells from death caused by amyloid beta (Aβ) peptide. Boc-Val-Leu-Lys-AMC acetate salt also inhibits the secretion of proinflammatory cytokines and reduces the permeability of mitochondrial membranes in human neutrophils. This drug is stable in acidic environments, with a pH optimum of 2.0, but is sensitive to alkaline conditions with a pH optimum of 8.5. Boc-Val-Leu-Lys-AMC acetate salt has been shown to bind to casein, which may result in high values on sephadex g100 chromatography.</p>

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

<p>MeOSuc-Ala-Ala-Pro-Val-chloromethylketone is a serine protease inhibitor that has been shown to be effective against influenza virus and HIV. It was found to be active against a number of serine proteases, such as trypsin, chymotrypsin, and elastase. MeOSuc-Ala-Ala-Pro-Val-chloromethylketone also has chemotactic activity in thp1 cells and lung fibroblasts. It is activated by the addition of water and has been shown to inhibit the growth of soybean trypsin. However, it does not have any effect on human trypsin.</p>

<p>N-Benzoyl-N-phenylhydroxylamine is a compound that has been shown to be an optimum concentration for the production of molybdenum. It is a model system for the extraction and separation of molybdenum from other metals. The extraction process involves acidification with nitric acid, followed by precipitation with sodium benzoate. N-Benzoyl-N-phenylhydroxylamine is extracted using an electrode and then purified with a metal chelate. This compound has been shown to have synergistic effects when combined with vanadium, which may be due to their similar chemical properties.</p>

<p>Please enquire for more information about pTH (2-34) (human) acetate 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 Biotinyl-Neuromedin S (human) trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Z-Ala-Ala-NH2 is a peptide that has been modified. Z-Ala-Ala-NH2 is a hydrolase and has the ability to hydrolyze peptides. It can be used in organic solvents as an unmodified hydrolase, or it can be modified with a nucleophile (such as an amine) to produce an active hydrolase. The unmodified form of Z-Ala-Ala-NH2 has been shown to have high yields and specificity for peptidyl substrates. This modification is also useful for the synthesis of amide bonds in peptides, which are more stable than ester bonds.</p>

<p>Please enquire for more information about 1-Oleoyl-3-palmitoyl-rac-glycero-2-phosphoethanolamine 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-Gly-Gly-Lys-OH acetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Biotinyl-Asp-Glu-Val-Asp-aldehyde (pseudo acid) is a biotinylated amino acid, which can be used to study the affinity of caspases and other proteases. Biotin binds to the peptide through an amide bond and the amino group on the biotin molecule reacts with reactive groups on proteins, such as lysine, cysteine, histidine, or arginine. This reaction leads to the formation of a stable link between biotin and the target protein. The biotinylated peptide can then be purified from a sample by using an affinity chromatography column that has been pre-coated with streptavidin.<br>Biotin is not toxic because it does not bind to DNA.</p>

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