Antagonist G

Antagonist G is a potent vasopressin antagonist. Antagonist G is also a weak antagonist of GRP and Bradykinin. Antagonist G induces AP-1 transcription and sensitizes cells to chemotherapy.

Designed for biological research and industrial applications, not intended for individual clinical or medical purposes.
Antagonist G(CAS 115150-59-9)

CAT No: 10-101-206

CAS No:115150-59-9

Synonyms/Alias:Antagonist G;115150-59-9;(2S)-2-[[(2R)-2-[[(2S)-2-[[(2R)-2-[[(2S)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-3-(1H-indol-3-yl)propanoyl]-methylamino]-3-phenylpropanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-N-[(2S)-1-amino-4-methylsulfanyl-1-oxobutan-2-yl]-4-methylpentanamide;L-Methioninamide, L-arginyl-D-tryptophyl-N-methyl-L-phenylalanyl-D-tryptophyl-L-leucyl-;antagonist-g;RWFWLM;RW-N(Me)F-Wlm-NH2;Arg-trp-N-methyl-phe-trp-leu-met-NH2;H-Arg-D-trp-N(Me)phe-D-trp-leu-met-NH2;an-tagonist g;Antagonist G?;Arginyl-tryptophyl-N-methylphenylalanyl-tryptophyl-leucyl-methioninamide;L-Arginyl-O-tryptophyl-N-methyl-L-phenylalanyl-D-tryptophyl-L-leucyl-L-methioninamide;(Arg6,D-Trp7.9,N-Me-Phe8)-Substance P (6-11);CHEMBL4303227;HY-P1185;MFCD00133831;AKOS024456877;L-Methioninamide, L-arginyl-O-tryptophyl-N-methyl-L-phenylalanyl-D-tryptophyl-L-leucyl-;DA-59542;MS-31778;CS-0028917;ARG-D-TRP-N-ME-PHE-D-TRP-LEU-MET-NH2;G12365;(Arg6,D-Trp7?9,N-Me-Phe8)-Substance P (6-11);BRD-K25863791-001-01-8;(S)-N-((5S,8S,11R,14S,17R)-11-((1H-indol-3-yl)methyl)-14-benzyl-5-carbamoyl-18-(1H-indol-3-yl)-8-isobutyl-15-methyl-7,10,13,16-tetraoxo-2-thia-6,9,12,15-tetraazaoctadecan-17-yl)-2-amino-5-guanidinopentanamide;

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cGMP Peptide
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M.F/Formula
C49H66N12O6S
M.W/Mr.
951.2
Sequence
One Letter Code:RWFWLM
Three Letter Code:H-Arg-D-Trp-N(Me)Phe-D-Trp-Leu-Met-NH2
Activity
Antagonist
Biological Activity
Antagonist G is a substance P analog that is a broad spectrum neuropeptide antagonist and antiproliferative agent.
Target
vasopressin

Antagonist G is a specialized carbohydrate compound recognized for its unique structural attributes and its significant role in modulating various biological pathways. With a foundation in advanced glycoscience, Antagonist G has become an essential tool in research settings, offering precise interaction capabilities with target molecules. Its molecular configuration enables it to participate in specific binding events, making it a valuable reagent for investigating complex carbohydrate-mediated processes. The versatility of Antagonist G extends across multiple fields, providing researchers with a means to dissect and manipulate intricate cellular mechanisms where carbohydrate recognition is pivotal.

Cell Signaling Research: Antagonist G is widely utilized in the study of cell signaling pathways, particularly those involving glycan recognition and signal transduction. By serving as a competitive inhibitor or modulator, it allows researchers to selectively block or alter the activity of glycan-binding proteins, thus elucidating the roles these proteins play in cellular communication and response. The use of this compound in signaling research has led to deeper insights into how carbohydrate interactions govern key physiological and pathological processes, thereby advancing the understanding of cellular behavior at the molecular level.

Enzyme Activity Modulation: In enzymology, Antagonist G acts as an effective tool for probing glycosidase and glycosyltransferase activity. Its structural mimicry of natural substrates enables it to bind to the active sites of these enzymes, either inhibiting or altering their function. This application is crucial for mapping enzyme specificity, characterizing catalytic mechanisms, and screening for potential modulators of enzymatic activity. By incorporating this compound into enzyme assays, researchers can dissect the contributions of specific carbohydrate structures to enzyme function, facilitating the development of new strategies for enzyme regulation.

Glycobiology and Glycomics: As a research reagent in glycobiology, Antagonist G provides a means to investigate the structure-function relationships of complex carbohydrates within biological systems. Its ability to interfere with glycan-mediated interactions allows scientists to analyze the roles of specific carbohydrate motifs in processes such as cell adhesion, migration, and immune recognition. In glycomics studies, it is used to differentiate between the functions of structurally similar glycans, helping to map the diversity and biological relevance of the glycome in various organisms.

Drug Discovery and Development: The strategic use of Antagonist G in drug discovery research centers on its capacity to disrupt carbohydrate-protein interactions implicated in disease mechanisms. By selectively targeting these interactions, it enables high-throughput screening of candidate molecules and the identification of novel therapeutic leads. Its application in preclinical studies supports the validation of carbohydrate-binding proteins as drug targets, informing the rational design of inhibitors or modulators with improved efficacy and specificity.

Biomolecular Interaction Studies: In the realm of structural biology and molecular interaction analysis, Antagonist G is employed to characterize the binding affinities and specificities of lectins, antibodies, and other carbohydrate-recognizing proteins. Through techniques such as surface plasmon resonance, isothermal titration calorimetry, and crystallography, it provides critical data on the thermodynamics and kinetics of carbohydrate-protein interactions. These insights contribute to a more comprehensive understanding of molecular recognition events that underlie numerous biological functions.

Analytical Method Development: Analytical chemists leverage Antagonist G for the development and optimization of carbohydrate detection and quantification methods. Its defined structure and binding properties make it an ideal standard or probe for validating chromatographic, electrophoretic, and spectroscopic techniques. By improving the accuracy and reliability of glycan analysis, it supports advances in biomarker discovery, quality control of biopharmaceuticals, and the elucidation of complex carbohydrate profiles in biological samples.

Length
11
Shipping Condition
Room temperature in continental US; may vary elsewhere.
InChI
InChI=1S/C49H66N12O6S/c1-29(2)23-39(45(64)57-38(43(51)62)20-22-68-4)58-46(65)40(25-31-27-55-36-18-10-8-15-33(31)36)59-47(66)42(24-30-13-6-5-7-14-30)61(3)48(67)41(26-32-28-56-37-19-11-9-16-34(32)37)60-44(63)35(50)17-12-21-54-49(52)53/h5-11,13-16,18-19,27-29,35,38-42,55-56H,12,17,20-26,50H2,1-4H3,(H2,51,62)(H,57,64)(H,58,65)(H,59,66)(H,60,63)(H4,52,53,54)/t35-,38-,39-,40+,41+,42-/m0/s1
InChI Key
CUCSSYAUKKIDJV-FAXBSAIASA-N

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