%0 Journal Article %T Attenuation control of pyrBI operon expression in Escherichia coli K-12. %A Turnbough, C L %A Hicks, K L %A Donahue, J P %J Proceedings of the National Academy of Sciences %@ 0027-8424 %D 1983-01-01 %I Proceedings of the National Academy of Sciences %~ DeepDyve