>sp|Q8FCS8|RTCA_ECOL6 RNA 3'-terminal phosphate cyclase OS=Escherichia coli O6:H1 GN=rtcA MKRMIALDGAQGEGGGQILRSALSLPMITGQPFTITGIRAGRAKPGLLRQHLTAVKAAAE ICRATVEGAELGSQRLVFRPGTVRGGDYRFAIGSAGSCTLVLQTVLPALWFADGPSRVEV SGGTDNPSAPPADFIRRVLEPLLARIGVHQQTTLLRHGFYPAGGGVVATEVSPVASFNSL QLGERGNIVQMRGEVLLAGVPRHVAEREIATLAGSFSLHEQNIHNLPRDQGPGNTVSLEV ESENITERFFVVGEKRVSAEVVAAQLVKEVKRYLASPAAVGEYLADQLVLPMALAGAGEF TVAHPSCHLQTNIAVVERFLPVRFSLIETDGVTRVSIE