7,8-dihydro-D-neopterin 2',3'-cyclic phosphate phosphodiesterase activity
Catalysis of the reaction: 7,8-dihydro-D-neopterin 2',3'-cyclic phosphate + H2O = 7,8-dihydroneopterin 3'-phosphate or 7,8-dihydroneopterin 2'-phosphate + H+.
GO:0008081
phosphoric diester hydrolase activity
is_a