428 PURA_BIFLS Plays an important role in the de novo pathway of purine nucleotide biosynthesis. Catalyzes the first commited step in the biosynthesis of AMP from IMP (By similarity). Adenylosuccinate synthetase Blon_0123 IMP--aspartate ligase purA MPGIVLIGAQWGDEGKGKATDLIGTKVDYVARFNGGNNAGHSVVVGDESYALHLLPSGIINPNLTPVIGNGVVVDPEVLFEEIDGLESRGIDCSHLKVSEAAHIIAPYHRTLDKVTERFLGKHKIGTTGRGIGPAYADKINRVGIRVHDLFNADHLHDKVEASLHQKNQMLVKLYNRRPIDVDQTTEELLKLGERLKPYVANTGLILNKALDEGKTVLFEGAQATMLDVDHGTYPFVTSSNPTAGGACTGTGVGPTKITRVIGVSKAYVTRVGEGPFPTELLDESGEWLRQQGHEFGVTTGRPRRCGWFDAVVNRYASQVNGLTDIVLTKLDVLTGLKEIPICVAYDVDGERHDDMPTDQAAFAAAKPIYETMPGWDEDISDCHSFDELPATCQAYVKRLEELSGCRISVIGTGPQRDHVIQINSLVD BLIJ_0124