. "HBL"@en . . . . "quinonoid dihydrobiopterin"@en . . "HBI"@en . . . . . . . . . . . . . "7,8-dihydrobiopterin is an inhibitor of the enzyme dihydroneopterin aldolase (DHNA), which catalyzes the conversion of 7,8-dihydroneopterin to 6-hydroxymethyl-7,8-dihydropterin and glycolaldehyde."@en . . . . . . . . . "7,8-Dihydrobiopterin"@en . "experimental"@en . "q-BH2"@en . . . "L-erythro-q-dihydrobiopterin"@en . "L-erythro-dihydrobiopterin"@en . "6779-87-9"@en . . . . . . . . "L-erythro-7,8-Dihydrobiopterin"@en . . "7,8-Dihydro-L-Biopterin"@en . . .