histidineHistidine

L-Histidine is a basic, genetically coded amino acid. It is essential for human development ("semi-essential").

Symbol
his h
Molecular formula
C6H9N3O2
Molecular weight
155.16
Isoelectric point (pH)
7.47
pKa values
1.78, 5.97 (imidazole), 8.97
CAS Registry Number
71-00-1

3D Molecular Model

histidine 3D

If you have installed MIME types for Chemistry for use with the Alchemy mol format, you may click at the 3D model above.

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Burkhard Kirste, 1994-08-23, 1998-01-23