>3RG8_1|Chains A, B, C, D, E, F, G, H|Phosphoribosylaminoimidazole carboxylase, PurE protein|Treponema denticola (158) MRPLVIILMGSSSDMGHAEKIASELKTFGIEYAIRIGSAHKTAEHVVSMLKEYEALDRPKLYITIAGRSNALSGFVDGFVKGATIACPPPSDSFAGADIYSSLRMPSGISPALVLEPKNAALLAARIFSLYDKEIADSVKSYMESNAQKIIEDDSKLKR