>sp|P64555|QUEE_ECO57 7-carboxy-7-deazaguanine synthase OS=Escherichia coli O157:H7 GN=queE MQYPINEMFQTLQGEGYFTGVPAIFIRLQGCPVGCAWCDTKHTWEKLEDREVSLFSILAK TKESDKWGAASSEDLLAVIGRQGYTARHVVITGGEPCIHDLLPLTDLLEKNGFSCQIETS GTHEVRCTPNTWVTVSPKLNMRGGYEVLSQALERANEIKHPVGRVRDIEALDELLATLTD DKPRVIALQPISQKDDATRLCIETCIARNWRLSMQTHKYLNIA