5-Amino-1MQ 50mg*10vials

▎ 5-Amino-1MQ Structure

▎5-Amino-1MQ Research

What is the research background of 5-Amino-1MQ?

Within the evolving field of metabolic health and longevity research, identifying effective interventions to address metabolic disorders and delay aging remains a central scientific focus. Nicotinamide N-methyltransferase (NNMT) exhibits high activity in adipose tissue and liver. By methylating nicotinamide, it reduces its conversion to nicotinamide adenine dinucleotide (NAD⁺). NAD⁺ is crucial for cellular basal metabolism, energy production, DNA repair, and signaling pathways. Maintaining its optimal levels is vital for cellular health and combating aging and metabolic dysfunction. In 2017, researchers at the University of Texas first investigated 5-Amino-1MQ while seeking methods to inhibit NNMT. Given NNMT's strong association with obesity and type 2 diabetes, the researchers hypothesized that blocking NNMT could potentially open new avenues for treating obesity and its metabolic complications. This formed the critical backdrop for the 5-Amino-1MQ research.

What is the mechanism of action for 5-Amino-1MQ?

Inhibiting cervical cancer cell proliferation: 5MQ is a small-molecule inhibitor of nicotinamide N-methyltransferase (NNMT) that exhibits significant antiproliferative effects on the HeLa epithelial cervical carcinoma cell line, with this effect being concentration- and time-dependent. NNMT is a metabolic enzyme associated with tumor progression and metastasis. By inhibiting NNMT, 5MQ likely disrupts a series of intracellular metabolic pathways linked to tumor growth. For instance, 5MQ may interfere with nicotinamide metabolism-related signaling pathways. Imbalances in nicotinamide metabolism could further impact cellular energy metabolism, DNA repair, and other processes, thereby suppressing cancer cell proliferation. In experiments, as 5MQ concentration increased and treatment duration extended, HeLa cell proliferation exhibited progressively pronounced inhibition. Concurrently, morphological changes including cell shrinkage, loss of intercellular adhesion, and apoptotic bodies were observed, indicating that 5MQ induces apoptosis, thereby suppressing cell proliferation ^[1].

Regulation of Related Gene and Protein Expression: Following 5MQ treatment of HeLa cells, mRNA levels of ZEB1, SIRT1, and CD16 increased, while TWIST and SERPIN1 mRNA levels decreased. Concurrently, expression of the oncogenic proteins phospho-Akt and SIRT1 diminished. These genes and proteins play crucial roles in tumorigenesis and progression. For instance, TWIST and SERPIN1 are typically associated with tumor invasion and metastasis. By reducing their expression, 5MQ may suppress the invasive and metastatic capabilities of HeLa cells. Although mRNA levels of ZEB1 and SIRT1 increased, the expression of the oncogenic protein SIRT1 decreased. This may occur because 5MQ affects post-transcriptional regulation, inhibiting SIRT1 protein function and thereby affecting cell proliferation and survival. Phosphorylated Akt plays a crucial role in cell survival, proliferation, and metabolic regulation. 5MQ's reduction in its expression may inhibit cancer cell proliferation and survival by blocking related signaling pathways^[1].

What are the applications of 5-Amino-1MQ?

In metabolic health research, its core function is to restore cellular metabolic balance by inhibiting NNMT. NNMT consumes nicotinamide (a precursor of NAD⁺) and impacts methyl donor metabolism, while 5-Amino-1MQ blocks this process: on one hand, it reduces nicotinamide methylation consumption in adipocytes, elevating intracellular NAD⁺ levels to activate NAD⁺-dependent longevity genes (such as SIRT1) and optimize mitochondrial function— a process that promotes lipolysis, inhibits lipogenesis, helps regulate energy metabolism in adipose tissue, and reduces excess fat accumulation. On the other hand, it also alleviates insulin resistance commonly seen in metabolic disorders by improving insulin signaling pathway sensitivity, while potentially indirectly regulating hepatic gluconeogenesis to assist in maintaining stable blood glucose levels. Furthermore, its potential impact on gut microbiota is under investigation, with speculation that it may indirectly support overall metabolic homeostasis by regulating microbial metabolic activity (e.g., reducing harmful metabolite production).

In cancer research, its application focuses on targeting the “metabolic vulnerability” of tumor cells. To sustain rapid proliferation, tumor cells often rely on abnormally active metabolic pathways (such as the Warburg effect), and NNMT is highly expressed in some tumor cells, supporting their metabolism. By inhibiting NNMT, 5-Amino-1MQ disrupts tumor cell metabolism in two ways: First, it reduces intracellular NAD⁺ levels, impairing energy production, leading to insufficient energy and biosynthetic substrates required for proliferation; Second, it impairs the utilization of methyl donors, disrupting epigenetic regulatory processes like DNA methylation in tumor cells, thereby suppressing gene expression associated with proliferation and metastasis. Additionally, it may indirectly inhibit tumor growth and spread by modulating metabolic factors in the tumor microenvironment, providing a basis for exploring tumor metabolic intervention strategies.

As a fundamental research tool, it serves as a key method for deciphering NNMT's physiological functions. Researchers can precisely block NNMT activity using 5-Amino-1MQ in cellular or animal models to observe subsequent changes in metabolic indicators. For instance, in cellular experiments, monitoring NAD⁺ concentrations, methyl donor levels, and the activity of enzymes involved in fatty acid synthesis can clarify NNMT's specific role in cellular metabolism. In animal models, combined with tissue-specific sample analysis, it enables exploration of NNMT's tissue-specific functions—such as its impact on hepatic metabolism during aging or its regulation of energy supply in neurons. Furthermore, leveraging the differential responses across cell lines (e.g., normal cells showing low sensitivity versus pronounced responses in metabolically abnormal or tumor cells) can aid in deciphering specific cellular metabolic mechanisms, guiding subsequent targeted research.

In the domains of muscle health and cognition, its application centers on the “energy metabolism - cellular function” relationship. In muscle health research, muscle repair relies on the activation and proliferation of satellite cells, a process requiring adequate energy supply. —5-Amino-1MQ promotes satellite cell activation by maintaining intracellular NAD⁺ levels in muscle cells. Simultaneously, it optimizes mitochondrial function to enhance muscle energy metabolism efficiency, alleviating recovery stress post-muscle injury. It may also reduce oxidative stress in muscle tissue, protecting cells from damage caused by excessive metabolic byproducts. In cognitive research, brain neurons exhibit extremely high energy demands, and declining NAD⁺ levels correlate with neural function decline. 5-Amino-1MQ preserves neuronal NAD⁺ supply by inhibiting NNMT, thereby safeguarding mitochondrial function and reducing neuroinflammation. It may also influence neurotransmitter metabolism (via NAD⁺-dependent enzymes involved in neurotransmitter synthesis) to support cognitive-related neuronal activity (e.g., cellular function in learning/memory regions like the hippocampus), offering novel perspectives for cognitive function maintenance research.

Conclusion

As a specific inhibitor of nicotinamide N-methyltransferase (NNMT), 5-Amino-1MQ demonstrates core value across multiple domains by targeting NNMT-regulated metabolic pathways. It can improve obesity and insulin resistance by maintaining NAD⁺ levels, optimizing mitochondrial function, and restoring metabolic balance. It also targets metabolic vulnerabilities in tumor cells, disrupting their energy production and epigenetic regulation to inhibit tumor growth. Furthermore, it serves as a research tool for elucidating NNMT function while demonstrating potential roles in muscle repair and cognitive maintenance, providing key directions for intervention studies in metabolic diseases, cancer, and related conditions.

About The Author

The above-mentioned materials are all researched, edited and compiled by Cocer Peptides.

Scientific Journal Author

Akar s is a researcher whose work focuses on molecular mechanisms and therapeutic interventions. He has contributed to studies investigating the role of enzymes and small molecule inhibitors in regulating cellular proliferation. His research emphasizes the importance of targeting metabolic pathways, such as nicotinamide N-methyltransferase, to explore new biomedical strategies.Akar s is listed in the reference of citation [2].

▎Relevant Citations

[1] Akar S, Duran T, Azzawri AA, Koçak N, Çelik Ç, Yıldırım Hİ. Small molecule inhibitor of nicotinamide N-methyltransferase shows  anti-proliferative activity in HeLa cells. Journal of Obstetrics and Gynaecology 2021; 41(8): 1240-1245.

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