cysteineCysteine

L-Cysteine is a non-essential (or semi-essential), neutral, genetically coded amino acid.

Symbol
cys c
Molecular formula
C3H7NO2S
Molecular weight
121.15
Isoelectric point (pH)
5.02
pKa values
1.71, 8.33 (thiol), 10.78
CAS Registry Number
52-90-4

3D Molecular Model

cysteine 3D

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

Deutsche Version · Overview of amino acids · Homepage


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