>sp|B4RZW3|PUR7_ALTMD Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Alteromonas mediterranea GN=purC MEKRDELYRGKAKTVYYTDDSDKLILHFRNDTSAFDGEKIEQLDRKGEVNNKFNHFIMTK LEEAGVATQVEALISDTESLVKKLDMIPVECVVRNLSAGSLVRRLGVEEGQALNPPIFEF FLKNDALHDPMVNDYHILSFGWATQEQIAEMKALTFKVNNVLKALFDDAGMLLVDYKLEF GVDKDGNIVLGDEFTPDGCRLWDKETRKKMDKDRFRQGLGSVVETYIEVAERLGLSL