label: 2-amino-4-hydroxy-6-(D-erythro-1',2',3'-trihydroxy- propyl)-7,8-dihydropteridine triphosphate epimerase protein, E coli
label_lc: 2-amino-4-hydroxy-6-(d-erythro-1',2',3'-trihydroxy- propyl)-7,8-dihydropteridine triphosphate epimerase protein, e coli