Compound
(S)-3-amino-2-methylpropanoate
An amino acid zwitterion obtained by transder of a proton from the carboxy to the amino group of (S)-3-aminoisobutyric acid; major species at pH 7.3.
Definition from ChEBI (CHEBI:58655), read 2026-09-23. CC BY 4.0.
Structure
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- Class
- Organic compound
- Formula
- C4H9NO2
- Mass
- 103.121 g/mol
- Charge
- 0
- InChIKey
- QCHPKSFMDHPSNR-VKHMYHEASA-N
- SMILES
- C[C@@H](C[NH3+])C(=O)[O-]
- Look it up
- ChEBIPubChemBy InChIKey
Identity from ChEBI, geometry from PubChem. Not evidence.
What it touches on the way
Mechanistic reach
1 entity
1 entities reached.
0 reported hops1 assembled from the scaffold
What the reference databases state
Statements
6 statements
6 statements · 2 reference databases · Subject: (S)-3-amino-2-methylpropanoate · Sources: Human-GEM, Rhea
- (S)-3-amino-2-methylpropanoate is converted to 2-methyl-3-oxopropanoateCompoundRhea RHEA:13993Inferred only
- (S)-3-amino-2-methylpropanoate is converted to 2-methyl-3-oxopropanoic acidCompoundHuman-GEM MAR08088Inferred only
- 2-methyl-3-oxopropanoic acid is converted to (S)-3-amino-2-methylpropanoateCompoundHuman-GEM MAR08088Inferred only
- (S)-3-amino-2-methylpropanoate is a substrate of ABATProteinHuman-GEM MAR08088Inferred only
- (S)-3-amino-2-methylpropanoate is a substrate of ABATProteinRhea RHEA:13993Inferred only
- (S)-3-amino-2-methylpropanoate is transported by ABATProteinHuman-GEM MAR08089Inferred only
Reactions
8 reactions
2-methyl-3-oxopropanoic acid+L-glutamate(1-)2-oxoglutarate(2-)+(S)-3-amino-2-methylpropanoate
Catalysed by ABAT
Reaction pageReversibleBalancedEC 2.6.1.22mitochondrial matrix
Human-GEM MAR08088CC BY 4.0Reference data
(S)-3-amino-2-methylpropanoate(S)-3-amino-2-methylpropanoate
Transported by ABAT
Reaction pageLeft to rightBalancedmitochondrial matrix, cytosol
Human-GEM MAR08089CC BY 4.0Reference data
(S)-3-amino-2-methylpropanoate(S)-3-amino-2-methylpropanoate
Reaction pageLeft to rightBalancedcytosol, extracellular space
Human-GEM MAR08090CC BY 4.0Reference data
(S)-3-amino-2-methylpropanoate
Reaction pageReversibleBalance undeterminableextracellular space
Human-GEM MAR09221CC BY 4.0Reference data
(S)-3-amino-2-methylpropanoate+2sodium(1+)(S)-3-amino-2-methylpropanoate+2sodium(1+)
Reaction pageReversibleBalancedextracellular space, cytosol
Human-GEM MAR11571CC BY 4.0Reference data
proton+(S)-3-amino-2-methylpropanoateproton+(S)-3-amino-2-methylpropanoate
Reaction pageReversibleBalancedextracellular space, cytosol
Human-GEM MAR11646CC BY 4.0Reference data
(S)-3-amino-2-methylpropanoate+2-oxoglutarate(2-)2-methyl-3-oxopropanoate+L-glutamate(1-)
Catalysed by ABAT
Reaction pageLeft to rightBalanced
Rhea RHEA:13993CC BY 4.0Reference data
(S)-2-methyl-3-oxopropanoate+L-alanine(S)-3-amino-2-methylpropanoate+pyruvate
Reaction pageDirection not assertedBalanced
Rhea RHEA:31071CC BY 4.0Reference data
Where it reaches
7 systems, 16 regions, 74 tissues, 74 transporter routes — routes, not measurements: transporters known to carry (S)-3-amino-2-methylpropanoate are expressed there, and no source reports it arriving.
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Other names
1 name
Resolves to: (S)-3-amino-2-methylpropanoate
- Systematic name
- (2S)-3-azaniumyl-2-methylpropanoate