Molecular Identity
L-Histidine
(2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid
PubChem CID: 6274
L-histidine is the L-enantiomer of the amino acid histidine. It has a role as a micronutrient, a nutraceutical, a mouse metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite, a human metabolite and an algal metabolite. It is a L-alpha-amino acid, a histidine and a proteinogenic amino acid. It is a conjugate base of a L-histidinium(1+). It is a conjugate acid of a L-histidinate(1-). It is an enantiomer of a D-histidine. It is a tautomer of a L-histidine zwitterion.
2D Structure
Properties
C6H9N3O2
Molecular Formula
155.15
Molecular Weight
g/mol
155.0695
Exact Mass
Da
-3.2
XLogP
Drug-like (Lipinski: < 5)
92
TPSA
Good oral absorption (< 140 A²)
3
H-Bond Donors
4
H-Bond Acceptors
151
Complexity
SMILES
Canonical SMILES
SMILES: C1=C(NC=N1)CC(C(=O)O)NIsomeric SMILES
SMILES: C1=C(NC=N1)C[C@@H](C(=O)O)NSynonyms(20)
L-histidinehistidine71-00-1glyoxaline-5-alanineL-(-)-HistidinehistidinaIstidinaHISTIDINE, L-L-Histidin(2S)-2-amino-3-(1H-imidazol-4-yl)propanoic acid(S)-4-(2-Amino-2-carboxyethyl)imidazoleFEMA No. 3694L-His(S)-alpha-amino-1H-imidazole-4-propanoic acidHistidinum
Data from PubChem (NCBI)
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Drug Network
Trials and conditions connected to L-Histidine
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