>tr|A0A0P0FIX5|A0A0P0FIX5_BACT4 Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Bacteroides thetaiotaomicron GN=purC MKALTKTDFNFPGQKSVYHGKVRDVYNINGEKLVMVATDRISAFDVVLPEGIPYKGQMLN QIAAKFLDATTDICPNWKMATPDPMVTVGVLCEGFPVEMIVRGYLCGSAWRTYKSGVREI CGVKLPDGMRENEKFPEPIVTPTTKAEMGLHDEDISKEEILKQGLATPEEYETLEKYTLA LFKRGTEIAAERGLILVDTKYEFGKHNGTIYLMDEIHTPDSSRYFYSDGYQERFEKGEPQ KQLSKEFVREWLMENGFQGKDGQKVPEMTPAIVQSISDRYIELFENITGEKFVKEDTSNI AERIEKNVMNFLSK