Neurokinin A; Substance K; Neuromedin L; NKA

Product Name
Neurokinin A; Substance K; Neuromedin L; NKA
Product Quantity
5mg
Catalog Number
LT1876
Molecular Weight
1133.34
Formula
C50H80N14O14S
Cas#
86933-74-6
Sequence
HKTDSFVGLM, His-Lys-Thr-Asp-Ser-Phe-Val-Gly-Leu-Met-NH2
Description

Neurokinin A, with the amino acid sequence HKTDSFVGLM, is a well-known peptide neurotransmitter from the tachykinin family. This family of peptides is characterized by their ability to influence smooth muscle contraction and inflammation through interaction with specific receptors. Neurokinin A, also known as Substance K, primarily acts via the NK-2 receptor, playing an important role in mediating functions within the human airway and gastrointestinal (GI) systems.

Key Functions of Neurokinin A

  • Smooth Muscle Regulation: Neurokinin A influences the contraction of smooth muscle, especially within the respiratory and GI systems. It contributes to bronchoconstriction in the airways, making it relevant in conditions such as asthma and chronic obstructive pulmonary disease (COPD). Neurokinin A regulates peristaltic activity in the gastrointestinal tract, which is essential for digestion and motility.
  • Inflammatory and Immune Modulation: This peptide also plays a role in inflammation and immune responses. Its effects on the NK-2 receptor influence inflammatory pathways, making it a target for research into chronic inflammation, autoimmune disorders, and related conditions.

Applications in Research and Drug Development Neurokinin A’s importance in regulating physiological functions has made it a subject of extensive research in pharmacology and drug development:

  • Receptor Interaction Studies: The interaction of Neurokinin A with the NK-2 receptor is a focal point in the study of receptor pharmacodynamics and receptor-ligand interactions. Understanding how receptor antagonists or agonists could modulate disease outcomes is crucial.
  • Respiratory Disease Models: Given its role in airway constriction, Neurokinin A is frequently used in models of respiratory diseases like asthma, COPD, and allergic reactions. Research often aims at testing compounds that can block or enhance its action, providing insight into therapeutic approaches to manage bronchoconstriction.
  • Gastrointestinal Disorder Research: Neurokinin A's role in peristalsis makes it a key target for gastrointestinal research. Drugs targeting the NK-2 receptor are being explored to treat disorders such as irritable bowel syndrome (IBS), inflammatory bowel disease (IBD), and other motility-related issues.

Applications in Molecular and Cellular Assays Neurokinin A is also valuable in laboratory settings where its interaction with the NK-2 receptor is studied. Key uses include:

  • Binding Assays: Researchers utilize Neurokinin A in binding studies to explore the efficacy of potential NK-2 receptor antagonists or agonists. These assays help in the identification of new drug candidates for respiratory and gastrointestinal conditions.
  • Cell Signaling Studies: Since Neurokinin A triggers various signaling pathways via the NK-2 receptor, it is widely employed in cellular studies to investigate how these pathways influence inflammation, muscle contraction, and other physiological processes.

Drug Study and Therapeutic Potential Neurokinin A has become a critical peptide in the development of new therapeutic agents targeting the NK-2 receptor. Drugs designed to inhibit or stimulate this receptor can potentially treat a range of conditions, including:

  • Asthma and Respiratory Disorders: By blocking the NK-2 receptor or modulating Neurokinin A's activity, researchers are exploring new ways to prevent or alleviate bronchoconstriction and improve airflow in patients with asthma or COPD.
  • GI Disorders: Targeting Neurokinin A’s function in the gastrointestinal tract may help address issues related to motility disorders, such as IBS, and improve patient outcomes in inflammatory bowel disease.

Neurokinin A (HKTDSFVGLM) is a key mediator of airway and gastrointestinal function, with its primary effects being mediated through the NK-2 receptor. It is an essential tool in research that seeks to understand and address diseases involving smooth muscle contraction, inflammation, and immune responses. With its significant role in respiratory and GI research, Neurokinin A remains a valuable target in drug discovery and therapeutic development.

Related Product

Neurokinin A: HKTDSFVGLM

Neurokinin A (4-10): DSFVGLM

Neurokinin B: DMHDFFVGLM

Biotin-Neurokinin A: Biotin-HKTDSFVGLM

Biotin-Neurokinin B: Biotin-DMHDFFVGLM

Substance P: RPKPQQFFGLM

Physalaemin: pGlu-ADPNKFYGLM

Kassinin: DVPKSDQFVGLM

Eledoisin: pGlu-PSKDAFIGLM

Eledoisin Related Peptide: KFIGLM


Neuropeptides
  • 5 Units in Stock

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