The molecule is an ionic macromolecule consisting of (6R)-5,10-methenyltetrahydrofolate(2-) with an arbitrary number of glutamate residues attached as a polypeptide to the single existent one. It derives from a (6R)-5,10-methenyltetrahydrofolate.
(2S)-2-[[(4S)-4-[[(4S)-4-[[4-[(6aR)-3-amino-1-oxo-5,6,6a,7-tetrahydro-2H-imidazo[1,5-f]pteridin-10-ium-8-yl]benzoyl]amino]-4-carboxylatobutanoyl]amino]-4-carboxylatobutanoyl]amino]pentanedioate