>sp|B3ECH5|PUR7_CHLL2 Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Chlorobium limicola GN=purC MQKTTLLHEGKAKKVFLTGDSDLVIQEFKDDATAFNNKKKGTIADKGVVNNAISCKLFTM LESHGVKTHLVEKLSERDMLCRRLDIIKVEVVVRNIAAGSLVKRYGFAEGTVLDKPIVEF YLKDDDLDDPLMNESHAVALGVATLEELSVLRDRAEAINVVLKEFFAQRKLKLVDFKLEF GRYHNEILLGDEISPDTCRFWDLDTNEKMDKDRFRFDLGGVEDAYGEVQRRVLEQD