>sp|P64556|QUEE_SHIFL 7-carboxy-7-deazaguanine synthase OS=Shigella flexneri GN=queE MQYPINEMFQTLQGEGYFTGVPAIFIRLQGCPVGCAWCDTKHTWEKLEDREVSLFSILAK TKESDKWGAASSEDLLAVIGRQGYTARHVVITGGEPCIHDLLPLTDLLEKNGFSCQIETS GTHEVRCTPNTWVTVSPKLNMRGGYEVLSQALERANEIKHPVGRVRDIEALDELLATLTD DKPRVIALQPISQKDDATRLCIETCIARNWRLSMQTHKYLNIA