The molecule is an L-lysine derivative arising from reductive alkylation of the N(2)-position of L-lysine by pyridoxal-5-phosphate. It has a role as an epitope. It is a L-lysine derivative and an organic phosphate. It derives from a pyridoxal.
(2S)-6-amino-2-[[3-hydroxy-2-methyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]hexanoic acid