Dérivés d'acides aminés
Les dérivés d'acides aminés sont des composés structurellement liés aux acides aminés, mais qui ont été chimiquement modifiés pour introduire de nouveaux groupes fonctionnels ou altérer leurs propriétés. Ces dérivés sont largement utilisés dans la synthèse de peptides, le développement de médicaments et la recherche biochimique. Chez CymitQuimica, nous offrons une large gamme de dérivés d'acides aminés de haute qualité pour soutenir vos recherches et applications industrielles, garantissant des résultats précis et efficaces dans vos expériences et projets de synthèse.
3955 produits trouvés pour "Dérivés d'acides aminés"
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(D-Lys³)-GHRP-6
CAS :A ghrelin receptor antagonist. Asakawa et al. found that peripherally administered (D-Lys³)-GHRP-6 (HwkWfK-amide) decreased food intake in lean mice, in mice with diet induced obesity, and in ob/ob obese mice, and that repeated administration of this GHS-R antagonist decreased body weight gain and improved glycaemic control in ob/ob obese mice.Formule :C49H63N13O6Degré de pureté :99.0%Couleur et forme :White PowderMasse moléculaire :930.12Z-Ala-Pro-pNA
CAS :The prolyl oligopeptidase (POP) substrate Z-AP-pNA was used in combination with Z-GP-pNA and Z-AA-pNA for characterizing the prolyl oligopeptide of of the hyperthermophile Pyrococcus furiosus.Formule :C22H24N4O6Degré de pureté :> 99%Couleur et forme :Whitish PowderMasse moléculaire :440.46Ac-Tyr-OEt
CAS :Substrate for chymotrypsin and carboxypeptidase Y.Formule :C13H17NO4Degré de pureté :> 99%Couleur et forme :White PowderMasse moléculaire :251.28Suc-Ala-Ala-Pro-Leu-pNA
CAS :Suc-AAPL-pNA, a sensitive substrate for human and especially porcine pancreatic elastases. Substrate for leucine endopeptidase from the psychrotropic bacillus B. cereus.Formule :C27H38N6O9Degré de pureté :99.2%Couleur et forme :White PowderMasse moléculaire :590.63H-Lys-Ala-pNA · 2 HCl
CAS :Chromogenic substrate for dipeptidyl aminopeptidase II (DPPII), also cleaved by a dipeptidyl peptidase V (DPP V) from Aspergillus fumigatus.Formule :C15H23N5O4·2HClDegré de pureté :98.4%Couleur et forme :Light YellowMasse moléculaire :410.3Ac-muramyl-Ala-D-Glu-NH₂
CAS :Muramyl dipeptide (MDP) inhibits HIV replication in CD4⁺ H9 lymphocytes..Formule :C19H32N4O11Degré de pureté :99.2%Couleur et forme :White PowderMasse moléculaire :492.48Z-Phe-Leu-OH
CAS :A good substrate for carboxypeptidase Y, the Streptomyces griseus carboxypeptidase, and the membrane-associated carboxypeptidase ysc-lambda.Formule :C23H28N2O5Degré de pureté :99.9%Couleur et forme :White PowderMasse moléculaire :412.49(Met(O)²⁷)-Glucagon (1-29) (human, rat, porcine)
CAS :Glucagon sulfoxide shows the same maximal glucose mobilizing activity in rat hepatocytes as native glucagon, but it is less potent, suggesting a crucial role of methionine in the binding of glucagon to its hepatic receptor.Formule :C153H225N43O50SDegré de pureté :>98%Couleur et forme :White PowderMasse moléculaire :3498.8Dynorphin A
CAS :Endogenous kappa-receptor antagonist.Formule :C99H155N31O23Degré de pureté :97.4%Couleur et forme :White LyophilisateMasse moléculaire :2147.52(Des-octanoyl)-Ghrelin (mouse, rat)
CAS :In contrast to the octanoylated peptide, the non-acylated ghrelin does not activate growth hormone secretagogue receptor-expressing cells. The peptide decreases food intake and gastroduodenal motility in conscious rats, probably by crossing the blood-brain barrier and activating the brain receptor directly.Formule :C139H231N45O41Degré de pureté :95.4%Couleur et forme :White LyophilisateMasse moléculaire :3188.64(Thr⁴,Gly⁷)-Oxytocin
CAS :TGOT exhibits a 640-fold increase in oxytocic/ antidiuretic selectivity relative to oxytocin.Formule :C39H61N11O12S2Degré de pureté :99.6%Couleur et forme :White LyophilisateMasse moléculaire :940.11N-Me-D-Asp-OH
CAS :Excitatory amino acid neurotransmitter. NMDA is a selective agonist of the glutamate receptor that regulates Ca²⁺ channels.Formule :C5H9NO4Degré de pureté :> 99%Masse moléculaire :147.13Ac-Lys(Ac)-D-Ala-D-Ala-OH
CAS :Diacetyl-Lys-D-Ala-D-Ala (DALAA) is a substrate for penicillin-sensitive D-alanine carboxypeptidases (DD-carboxypeptidases).Formule :C16H28N4O6Degré de pureté :98.7%Couleur et forme :White PowderMasse moléculaire :372.42Z-Val-Glu-Ile-Asp-AFC
CAS :Z-VEID-AFC, fluorogenic substrate for caspase-6 (Mch2).Formule :C38H44F3N5O12Degré de pureté :96.4%Masse moléculaire :819.79H-Arg-pNA · 2 HCl
CAS :Specific chromogenic substrate for cathepsin H.Formule :C12H18N6O3·2HClDegré de pureté : 99%Couleur et forme :Light BeigeMasse moléculaire :367.24Ac-DL-Phe-β-naphthyl ester
CAS :DL-APNE (or NAPNE), a chromogenic substrate for chymotrypsin and microbial serine proteases, e.g. subtilisin. It is also hydrolyzed by cathepsin G. NAPNE was used by Yakoby and Raskin to determine the inhibitory activity of trypsin and chymotrypsin.Formule :C21H19NO3Degré de pureté :> 99%Couleur et forme :White PowderMasse moléculaire :333.39pTH-Related Protein (1-34) (human, mouse, rat)
CAS :V.Paspaliaris et al. showed that daily administration of pTHrP (1-34) to rats was anabolic on bone by increasing bone formation. This treatment could inhibit the rapid decline in bone formation due to denervation.Formule :C180H287N57O48Degré de pureté :98.4%Couleur et forme :White PowderMasse moléculaire :4017.61Gastrin I (human)
CAS :<p>Bachem ID: 4030646.</p>Formule :C97H124N20O31SDegré de pureté :98.0%Couleur et forme :WhiteMasse moléculaire :2098.23Ac-Lys-OMe · HCl
CAS :Substrate for urokinase.Formule :C9H18N2O3·HClDegré de pureté :> 99%Couleur et forme :White PowderMasse moléculaire :238.71Ac-Trp-Glu-His-Asp-aldehyde (pseudo acid)
CAS :Ac-WEHD-CHO, a very potent reversible inhibitor of caspase-1 (ICE). It bears the optimal tetrapeptide recognition motif for this enzyme. With a Ki of 56 pM it belongs to the most potent reversible, peptide-based inhibitors described for any protease. For caspase-8 a Ki of 21.1 nM has been reported.Formule :C28H33N7O9Degré de pureté :95.0%Couleur et forme :WhiteMasse moléculaire :611.61Leptin (116-130) (human)
CAS :Fragment of human leptin, an adipose tissue-derived protein encoded by the obese gene. Leptin has been implicated in the control of food intake, energy expenditure and reproduction. Additional roles in the regulation of immunity, inflammation, and hematopoiesis have been proposed.Formule :C70H106N18O24SDegré de pureté :95.0%Couleur et forme :White PowderMasse moléculaire :1615.76Peptide YY (human)
CAS :Peptide YY has been isolated from human colonic extracts. It is identical in sequence to porcine PYY except for two amino acid replacements.Formule :C194H295N55O57Degré de pureté :> 95%Couleur et forme :White PowderMasse moléculaire :4309.81Suc-Phe-Ala-Ala-Phe-pNA
CAS :This enzyme substrate was used to test the concept of substrate-assisted catalysis with an engineered bacterial serine endopeptidase, subtilisin. Suc-FAAF-pNA has been employed for assaying subtilisins from psychrophilic bacteria and myroilysin, a metalloproteinase from the deep sea bacterium Myroides profundi.Formule :C34H38N6O9Degré de pureté :> 99%Couleur et forme :Light Yellow PowderMasse moléculaire :674.71γ₁-MSH
CAS :γ₁-MSH has been located in the cryptic region of the ACTH/β-lipotropin precursor protein from the intermediate lobe of bovine pituitary.Formule :C72H97N21O14SDegré de pureté :≥ 90%Couleur et forme :WhiteMasse moléculaire :1512.76Caloxin 2A1
CAS :Caloxin 2A1 is a selective extracellular inhibitor of the plasma membrane Ca²⁺-pump.Formule :C64H91N19O22Degré de pureté :99.3%Couleur et forme :White LyophilisateMasse moléculaire :1478.54H-Arg-Arg-AMC
CAS :RR-AMC, fluorogenic substrate for dipeptidyl peptidase III (DPP III).Formule :C22H33N9O4Degré de pureté :> 98%Couleur et forme :WhiteMasse moléculaire :487.56ACTH (1-14)
CAS :ACTH (1–14) is a fragment of the ACTH hormone, which stimulates the adrenal cortex and the secretion of glucocorticoids such as cortisol. ACTH (1–14) is an agonist of the melanocortin-1 and 3 receptor (K1 = 0.836 ± 0.33 and 48,3 ± 9,0 nmol/L respectively).Formule :C77H109N21O20SDegré de pureté :97.7%Couleur et forme :White PowderMasse moléculaire :1680.91H-Ala-Ala-Phe-AMC (free base)
CAS :AAF-AMC, fluorogenic substrate for tripeptidyl peptidases I and II and for tripeptide aminopeptidase EC 3.4.11.4.Formule :C25H28N4O5Degré de pureté :> 99%Couleur et forme :WhiteMasse moléculaire :464.52Ghrelin (human)
CAS :Human ghrelin (GHR), the endogenous ligand of the growth hormone secretagogue receptor (GHS-R), potently stimulates GH release. The Ser³ octanoyl ester turned out to be essential for generating this activity. Ghrelin plays an important role in the short-time regulation of appetite and in the long-time regulation of energy balance and glucose homeostasis. A number of studies showed that ghrelin is also involved in the regulation of gastrointestinal, cardiovascular, and immune functions as well as in bone metabolism.Formule :C149H249N47O42Degré de pureté :95.2%Couleur et forme :WhiteMasse moléculaire :3370.91Ac-Ala-OH
CAS :Competitive inhibitor of acyl peptide hydrolase.Formule :C5H9NO3Degré de pureté :> 99%Couleur et forme :WhiteMasse moléculaire :131.13(Cys⁴⁷)-HIV-1 tat Protein (47-57)
CAS :CPP for gene delivery.Formule :C58H114N32O13SDegré de pureté :97.0%Masse moléculaire :1499.82(Des-Gly¹⁰,D-Trp⁶,Pro-NHEt⁹)-LHRH High acetate salt
CAS :Short-term administration of deslorelin stimulates the formation of LH and FSH, which induce an increase in the production of testosterone and estradiol. Prolonged administration of the GnRH agonist causes a sustained down-regulation of circulating LH and FSH levels and hence suppression of steroidogenesis.Formule :C64H83N17O12Degré de pureté :99.1%Couleur et forme :WhitishMasse moléculaire :1282.47H-Ala-Phe-Pro-pNA
CAS :AFP-pNA, substrate for prolyl tripeptidyl aminopeptidases from the periodontal pathogens Porphyromonas gingivalis and Prevotella nigrescens.Formule :C23H27N5O5Degré de pureté :97.8%Couleur et forme :Light YellowMasse moléculaire :453.5FA-Ala-Arg-OH
CAS :Substrate for human plasma carboxypeptidase N and membrane-bound carboxypeptidase D.Formule :C16H23N5O5Degré de pureté :> 97%Couleur et forme :Light YellowMasse moléculaire :365.39H-Pro-Pro-Pro-Pro-OH
CAS :Tetraproline. PPPP was used as an internal standard in the quantitative determination of the antihypertensive (ACE-inhibiting) peptides IPP and VPP in cheese by HPLC-MS³.Formule :C20H30N4O5Degré de pureté :99.8%Couleur et forme :WhiteMasse moléculaire :406.48Suc-Leu-Leu-Val-Tyr-pNA
CAS :Suc-LLVY-pNA, chromogenic substrate analog to the proteasome substrate Suc-LLVY-AMC.Formule :C36H50N6O10Degré de pureté :96.1%Couleur et forme :PinkMasse moléculaire :726.83Boc-Gly-Arg-Arg-AMC
CAS :A substrate for flavivirus proteases such as West Nile virus protease, yellow fever virus NS3 protease, and dengue virus NS2B-NS3 protease.Boc-GRR-AMC is cleaved by type II Metacaspases Atmc4 and Atmc9 of Arabidopsis thaliana. Stock solutions of Boc-GRR-AMC are best prepared in DMSO.Formule :C29H44N10O7Degré de pureté :98.7%Couleur et forme :White PowderMasse moléculaire :644.73Suc-Ala-Ala-Val-Ala-pNA
CAS :Suc-AAVA-pNA has been used for assaying hamster chymase 2.Formule :C24H34N6O9Degré de pureté :> 99%Couleur et forme :Light Beige PowderMasse moléculaire :550.57(D-Trp⁷,Ala⁸,D-Phe¹⁰)-α-MSH (6-11) amide
CAS :In search of competitive α-MSH antagonists, the hexapeptide GHRP-6 has been recognized as a selective inhibitor of α-MSH activity in the frog skin bioassay. It is identical in sequence with a growth hormone-releasing peptide analog, (His¹,Lys⁶)-GHRP, which selectively releases GH in vitro and in a wide variety of species in vivo. GHRP-6 also acts as a functional antagonist of somatostatin in the somatotrope cells.Formule :C46H56N12O6Degré de pureté :98.3%Couleur et forme :Light Yellow PowderMasse moléculaire :873.03Osteostatin (1-5) (human, bovine, dog, horse, mouse, rabbit, rat)
CAS :The pentapeptide TRSAW, a highly conserved sequence within the pTH-related protein, is a potent inhibitor of osteoclastic bone resorption in vitro (EC₅₀ = 10⁻¹⁵ M).Formule :C27H41N9O8Degré de pureté :98.6%Couleur et forme :White LyophilisateMasse moléculaire :619.68Z-Gly-Gly-Leu-AMC
CAS :Z-GGL-AMC, a fluorogenic substrate for the chymotrypsin-like activity of the 20S proteasome. Sensitive fluorogenic substrate for subtilisins BPN’ and Carlsberg. Also cleaved by ClpP protease from M. tuberculosis.Formule :C28H32N4O7Degré de pureté :>99%Couleur et forme :White PowderMasse moléculaire :536.59Fmoc-Ala-Pro-OH
CAS :<p>Bachem ID: 4014443.</p>Formule :C23H24N2O5Degré de pureté :99.8%Couleur et forme :WhiteMasse moléculaire :408.45LHRH
CAS :A hypothalamic neuropeptide which stimulates the release of LH and FSH. CAS Number (gonadorelin acetate): 34973-08-5.Formule :C55H75N17O13Degré de pureté :99.7%Couleur et forme :White PowderMasse moléculaire :1182.31RVG-9R
CAS :Chimeric rabies virus glycoprotein fragment peptide (RVG-9R peptide) was able to bind and transduce siRNA to neuronal cells in vitro, resulting in efficient gene silencing. Repeated administration of RVG-9R-bound siRNA did not induce inflammatory cytokines nor anti-peptide antibodies.Formule :C201H334N82O55S2Degré de pureté :>95%Couleur et forme :White PowderMasse moléculaire :4843.51H-Ala-AMC
CAS :Special fluorogenic substrate for aminopeptidase M (microsomal alanyl aminopeptidase, membrane aminopeptidase, APN). Furthermore, the major aminopeptidase from human skeletal muscle showed highest activity with this substrate.Formule :C13H14N2O3Degré de pureté :> 99%Couleur et forme :WhiteMasse moléculaire :246.27(Des-Pyr¹)-LHRH
CAS :<p>Bachem ID: 4027358.</p>Formule :C50H70N16O11Degré de pureté :98.5%Couleur et forme :Light YellowMasse moléculaire :1071.21Ac-Arg-Gly-Lys(Ac)-AMC
CAS :Ac-RGK(Ac)-AMC, fluorogenic substrate for assaying histone deacetylase (HDAC) activity in a two-step enzymatic reaction. The assay consists of the initial lysine deacetylation by HDAC followed by the release of the fluorescent group by trypsin.Formule :C28H40N8O7Degré de pureté :> 99%Couleur et forme :White PowderMasse moléculaire :600.68H-Tyr-NH₂
CAS :<p>Bachem ID: 4002971.</p>Formule :C9H12N2O2Degré de pureté :> 99%Couleur et forme :Whitish PowderMasse moléculaire :180.21H-Leu-βNA · HCl
CAS :Substrate for aminopeptidase M and leucine aminopeptidase.Formule :C16H20N2O·HClDegré de pureté :> 99%Couleur et forme :WhitishMasse moléculaire :292.81Fmoc-Ser(tBu)-Gly-OH
CAS :<p>Bachem ID: 4007899.</p>Formule :C24H28N2O6Degré de pureté :99.8%Couleur et forme :White PowderMasse moléculaire :440.5
