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Amino acid - Wikipedia
Amino acids can be classified according to the locations of the core structural functional groups (alpha- (α-), beta- (β-), gamma- (γ-) amino acids, etc.); other categories relate to polarity, …
Alpha amino acid | chemical compound | Britannica
It is an amino acid that occurs naturally in the human body, where it is made in the liver, pancreas, and kidneys and stored mainly in muscle tissue. It is also found in sources of protein such as …
Amino acid | Definition, Structure, & Facts | Britannica
2025年1月31日 · Amino acid, any of a group of organic molecules that consist of a basic amino group, an acidic carboxyl group, and a unique organic side chain. The term amino acid is short …
7.2: Amino acids - Chemistry LibreTexts
2023年9月21日 · Amino acids are organic compounds that contain both an amine (\(\ce{-NH2}\)) and a carboxylic acid (\(\ce{-COOH}\)) group in the same molecule. For example, alanine, …
26.1 Structures of Amino Acids - Organic Chemistry - OpenStax
All are α-amino acids, meaning that the amino group in each is a substituent on the α carbon—the one next to the carbonyl group. Nineteen of the twenty amino acids are primary amines, RNH …
Amino Acids- Properties, Structure, Classification, Functions
2022年7月6日 · All 20 of the common amino acids are alpha-amino acids. They contain a carboxyl group, an amino group, and a side chain (R group), all attached to the α-carbon. …
Protein - Amino Acids, Structure, Function | Britannica
2025年1月14日 · In protein molecules the α-amino acids are linked to each other by peptide bonds between the amino group of one amino acid and the carboxyl group of its neighbor. The …
Alpha Amino Acid - an overview | ScienceDirect Topics
An amino acid is a group of organic molecules that have both amino (NH 2) and carboxyl (COOH) groups. α-amino acids are the amino acids in which amino and carboxyl groups are bound to …
18.3: Amino Acids - Chemistry LibreTexts
Every amino acid contains an amino group, (–NH 2), a carboxyl group, (–COOH), and a side chain or R group, which are all attached to the alpha (α α -) carbon (the one directly bonded to …
Alpha Amino Acids: Definition, Formation, Protein Synthesis
2023年10月21日 · Alpha Amino Acids, also commonly referred to as α-amino acids, are organic compounds comprising an amino group (-NH2), a carboxyl group (-COOH), and a unique side …