>7KDR_1|Chain A|2-amino-4-hydroxy-6-hydroxymethyldihydropteridine pyrophosphokinase|Escherichia coli (strain K12) (83333) TVAYIAIGSNLASPLEQVNAALKALGDIPESHILTVSSFYRTPPLGPQDQPDYLNAAVALETSLAPEELLNHTQRIELQQGRVRKAERWGPRTLDLDIMLFGNEVINTERLTVPHYDMKNRGFMLWPLFEIAPELVFPDGEMLRQILHTRAFDKLNKW