The molecule is a pterin derivative that is an aspartyl derivative of sarcinapterin with a 7-proton instead of a 7-methyl group in the methanopterin moiety. It derives from a sarcinapterin. It is a conjugate acid of a tatiopterin(5-).
(2S)-2-[[(2S)-2-[[(2S)-2-[[(2R,3S,4R,5S)-5-[(2R,3S,4S)-5-[4-[[(1R)-1-(2-amino-4-oxo-3H-pteridin-6-yl)ethyl]amino]phenyl]-2,3,4-trihydroxypentoxy]-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-4-carboxybutanoyl]amino]-4-carboxybutanoyl]amino]butanedioic acid