>tr|A0A368XYN1|A0A368XYN1_MARNT Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Marinobacter nauticus GN=purC MEKREELYAGKAKSVYRTDDPERFVLVFRDDTSAFDGEKKEQLNRKGMVNNKFNAFIMEK LEAAGVPTHFEGLLSDTESLVKKLEMIPVECVVRNVSAGSLCRRLGVEEGLELNPPTFEL FLKNDALHDPMVNESLAVSFGWAKADELARMKELTYKVNDVLKKLFDDAGMLLVDYKLEF GRSGGQIVLGDEFSPDGCRIWDKETRKKMDKDRFRQGLGEVIETYEEVGRRLGIKFD