>sp|Q8XBL4|CCA_ECO57 Multifunctional CCA protein OS=Escherichia coli O157:H7 GN=cca MKIYLVGGAVRDALLGLPVKDRDWVVVGSTPQEMLDAGYQQVGRDFPVFLHPQTHEEYAL ARTERKSGSGYTGFTCYAAPDVTLEDDLKRRDLTINALAQDDNGEIIDPYNGLGDLQNRL LRHVSPAFGEDPLRVLRVARFAARYAHLGFRIADETLTLMREMTHAGELEHLTPERVWKE TENALTTRNPQVFFQVLRDCGALRVLFPEIDALFGVPAPARWHPEIDTGIHTLMTLSMAA MLSPQVDVRFTTLCHDLGKGLTPPELWPRHHGHGPAGVKLVEQLCQRLRVPNEIRDLARL VAEFHDLIHTFPMLNPKTIVKLFDSIDAWRKPQRVEQLALTSEADVRGRTGFESADYPQG RWLREAWEVAQSVPTKAVVEAGFKGVEIREELTRRRIAAVASWKEQRCPKPE