>3LP6_1|Chains A, B, C, D|Phosphoribosylaminoimidazole carboxylase catalytic subunit|Mycobacterium tuberculosis (1773) MTPAGERPRVGVIMGSDSDWPVMADAAAALAEFDIPAEVRVVSAHRTPEAMFSYARGAAARGLEVIIAGAGGAAHLPGMVAAATPLPVIGVPVPLGRLDGLDSLLSIVQMPAGVPVATVSIGGAGNAGLLAVRMLGAANPQLRARIVAFQDRLADVVAAKDAELQRLAGKLTRD