4a-hydroxytetrahydrobiopterin => q-dihydrobiopterin + H2O (Caenorhabditis elegans)
4a-hydroxytetrahydrobiopterin => q-dihydrobiopterin + h2o (caenorhabditis elegans)
4a-hydroxytetrahydrobiopterin => q-dihydrobiopterin + H2O (Caenorhabditis elegans)
4a-hydroxytetrahydrobiopterin => q-dihydrobiopterin + h2o (caenorhabditis elegans)