3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate - - 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate allosteric regulation mechanism, active site structure 656261 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate enzyme contains to thiol groups per active site, reaction mechanism 657176 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate reaction and regulation mechanism, enzyme forms a stimulatory complex with the GTP cyclohydrolase I feedback regulatory protein, i.e. GFRP 657188 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate reaction mechanism involving reaction intermediates 656499 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate reaction mechanism, active site structure, GTP binding strcuture 656511 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate reaction mechanism, six consecutive unimolecular reaction steps, the first of which being reversible 654607 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate substrate binding and reaction mechanism, transition state structure, modelling, overview -, 669149 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate the reaction involves hydrolysis of two C-N bonds and isomerization of the pentose unit, the recyclization may be non-enzymatic - 3.5.4.16 GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate The reaction involves hydrolysis of two C-N bonds and isomerization of the pentose unit, the recyclization may be non-enzymic, reaction mechanism 657176