>1TF1_1|Chains A, B, C, D|Negative regulator of allantoin and glyoxylate utilization operons|Escherichia coli (562) MGSSHHHHHHSSGRENLYFQGHMDVLSVAGPFMRRLMLLSGETVNVAIRNGNEAVLIGQLECKSMVRMCAPLGSRLPLHASGAGKALLYPLAEEELMSIILQTGLQQFTPTTLVDMPTLLKDLEQARELGYTVDKEEHVVGLNCIASAIYDDVGSVVAAISISGPSSRLTEDRFVSQGELVRDTARDISTALGLKAHP