>3QN9_1|Chains A, B|6-pyruvoyl tetrahydrobiopterin synthase|Escherichia coli (469008) MGSSHHHHHHSSGLVPRGSHMMSTTLFKDFTFEAAHRLPHVPEGHKCGRLHGHSFMVRLEITGEVDPHTGWIIDFAELKAAFKPTYERLDHHYLNDIPGLENPTSEVLAKWIWDQVKPVVPLLSAVMVKETCTAGCIYRGE