1-{4-[(6S,6aR,7R)-3-amino-6,7-dimethyl-1-oxo-1,2,5,6,6a,7-hexahydro-8H-imidazo[1,5-f]pteridin-10-ium-8-yl]phenyl}-1-deoxy-5-O-{5-O-[(S)-{[(1S)-1,3-dicarboxypropyl]oxy}(hydroxy)phosphoryl]-alpha-D-ribofuranosyl}-D-ribitol

A6UVT1 — 5,10-methenyltetrahydromethanopterin hydrogenase -dependent methylene-HMPT dehydrogenase) -forming N,N-methylenetetrahydromethanopterin dehydrogenase) ,N-methenyltetrahydromethanopterin hydrogenase