L-Methionine
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- Molecular formula
- C5H11NO2S
- CAS Number
- 63-68-3
- IUPAC Name
- (2S)-2-amino-4-methylsulfanyl-butanoic acid
- Molecular Weight
- 149.21g/mol
- Melting Point
- (Celsius)
- Boiling Point
- (Celsius)
- Density
- 1.3400g/cm3
- Synonyms
- L-methionine
Identification
Interesting facts
Interesting Facts about (2S)-2-amino-4-methylsulfanyl-butanoic acid
(2S)-2-amino-4-methylsulfanyl-butanoic acid, commonly known as methionine, is an essential amino acid that plays a vital role in human nutrition and cellular functions. Here are some fascinating aspects of this compound:
- Essential Amino Acid: Methionine is one of the nine essential amino acids that the human body cannot synthesize. This means it must be obtained through diet, primarily from protein sources such as meat, dairy, and certain plant products.
- Sulfur Source: It is one of the few amino acids that contain sulfur, which is critical for various biological processes, including the synthesis of other amino acids and overall cellular health.
- Role in Metabolism: Methionine plays a pivotal role in metabolism as it is involved in the synthesis of S-adenosyl methionine (SAM), an essential methyl donor for biological methylation reactions, which are vital for DNA, RNA, and protein methylation.
- Antioxidant Properties: This amino acid has antioxidant properties that help protect cells from damage by free radicals, which contribute to aging and various diseases.
- Folate Interaction: Methionine has an interesting relationship with folate and vitamin B12; adequate levels of methionine are crucial for the utilization of these vitamins in biological processes.
- Flavor Enhancer: In the food industry, methionine is recognized for its ability to enhance flavor in certain food products as well as serving as a nutritional supplement.
In summary, the importance of (2S)-2-amino-4-methylsulfanyl-butanoic acid goes beyond just being another amino acid. Its contributions to metabolism, antioxidant defense, and dietary significance highlight its critical role in health and nutrition. As noted by various researchers, "Incorporating adequate amounts of methionine in your diet is essential for maintaining optimal health."