The molecule is the (6R)-stereoisomer of 5,10-methylenetetrahydrofolic acid. It has a role as an Escherichia coli metabolite, a mouse metabolite and a cofactor. It is a conjugate acid of a (6R)-5,10-methylenetetrahydrofolate(2-).
(2S)-2-[[4-[(6aR)-3-amino-1-oxo-2,5,6,6a,7,9-hexahydroimidazo[1,5-f]pteridin-8-yl]benzoyl]amino]pentanedioic acid