>purU E. coli K12. Version NC_000913.3 GI:556503834
atgcattcactccaacgtaaagttctgcgtactatttgtccggaccaaaaaggtctgatc
gcacgtattaccaatatttgctacaagcacgagttaaatatcgtacagaacaatgaattt
gttgatcaccgtaccgggcgcttttttatgcgcacggaactggaagggatttttaatgat
tccaccctgctggcggatctcgatagcgcattgccagaaggctccgtgcgtgagctgaat
cctgccggtcgtcgccggatagtgattctggtcactaaagaagcgcattgccttggcgat
ttgttgatgaaagccaattacggcggcctggatgtcgaaatcgcggcagttattggtaac
cacgatactttacgttctctggttgagcgttttgatattccgtttgagctggtaagccat
gaagggttaacccgcaacgagcacgatcaaaagatggcggatgccattgatgcttatcaa
cctgactacgtggtgctggcgaagtatatgcgggtattaacgccggaatttgtggcacgc
ttcccgaataagatcatcaatattcaccattcattcctgccagcgtttattggcgcacgt
ccttatcaccaggcctatgaacgtggtgtgaagattattggcgcaaccgctcactatgtg
aatgacaatctggacgaaggcccaatcatcatgcaggacgttattcatgtcgatcatacc
tacacagctgaagatatgatgcgcgcaggtcgtgacgtcgagaaaaacgtcttaagtcgt
gcactatacaaagtactggcacagcgcgtctttgtttacggtaatcgaacgattattctt
taa