7,8-dihydroneopterin 3'-triphosphate + H2O = 6-carboxy-5,6,7,8-tetrahydropterin + triphosphate + acetaldehyde + 2 H(+)
7,8-dihydroneopterin 3'-triphosphate + h2o = 6-carboxy-5,6,7,8-tetrahydropterin + triphosphate + acetaldehyde + 2 h(+)
7,8-dihydroneopterin 3'-triphosphate + H2O = 6-carboxy-5,6,7,8-tetrahydropterin + triphosphate + acetaldehyde + 2 H(+)
7,8-dihydroneopterin 3'-triphosphate + h2o = 6-carboxy-5,6,7,8-tetrahydropterin + triphosphate + acetaldehyde + 2 h(+)