A Stationary-Phase Protein of Escherichia coli that Affects the Mode of Association Between the trp Repressor Protein and Operator-Bearing DNA von Yang, Weiping, Ni, Liuying, Somerville, Ronald L.

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The tryptophan-specific permease gene, mtr, is differentially regulated by the tryptophan and tyrosine repressors in Escherichia coli K-12 von HEATWOLE, V. M, SOMERVILLE, R. L

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Synergism between the Trp repressor and Tyr repressor in repression of the aroL promoter of Escherichia coli K-12 von HEATWOLE, V. M, SOMERVILLE, R. L

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The TyrR protein of Escherichia coli, analysis by limited proteolysis of domain structure and ligand-mediated conformational changes von JISONG CUI, SOMERVILLE, R. L

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Cloning, nucleotide sequence, and characterization of mtr, the structural gene for a tryptophan-specific permease of Escherichia coli K-12 von HEATWOLE, V. M, SOMERVILLE, R. L

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The tdh and serA operons of Escherichia coli: mutational analysis of the regulatory elements of leucine-responsive genes von Rex, J H, Aronson, B D, Somerville, R L

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The primary structure of Escherichia coli L-threonine dehydrogenase von ARONSON, B. D, SOMERVILLE, R. L, EPPERLY, B. R, DEKKER, E. E

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The tpl promoter of Citrobacter freundii is activated by the TyrR protein von Smith, H Q, Somerville, R L

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A mutational analysis of the structural basis for transcriptional activation and monomer-monomer interaction in the TyrR system of Escherichia coli K-12 von JISONG CUI, SOMERVILLE, R. L

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Mutational uncoupling of the transcriptional activation function of the TyrR protein of Escherichia coli K-12 from the repression function von JISONG CUI, SOMERVILLE, R. L

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Genetic characterization of a highly efficient alternate pathway of serine biosynthesis in Escherichia coli von RAVNIKAR, P. D, SOMERVILLE, R. L

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A single amino acid switch within the "hinge" region of the tryptophan synthase beta subunit of Escherichia coli that leads to diminished association with alpha subunit and arreste... von Zhao, G P, Somerville, R L

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Activation of a cryptic pathway for threonine metabolism via specific IS3-mediated alteration of promoter structure in Escherichia coli von ARONSON, B. D, LEVINTHAL, M, SOMERVILLE, R. L

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Genetic and biochemical characterization of the trpB8 mutation of Escherichia coli tryptophan synthase. An amino acid switch at the sharp turn of the trypsin-sensitive "hinge" regi... von Zhao, G P, Somerville, R L

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An amino acid switch (Gly281-->Arg) within the "hinge" region of the tryptophan synthase beta subunit creates a novel cleavage site for the OmpT protease and selectively diminishes... von Zhao, G P, Somerville, R L

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The tyrosine repressor negatively regulates aroH expression in Escherichia coli von MUDAY, G. K, JOHNSON, D. I, SOMERVILLE, R. L, HERRMANN, K. M

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Integration host factor and cyclic AMP receptor protein are required for TyrR-mediated activation of tpl in Citrobacter freundii von Bai, Q, Somerville, R L

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Synechocystis PCC 6803 contains a single gene for the beta subunit of tryptophan synthase with strong homology to the trpB genes of Arabidopsis and maize (Zea mays L.) von Zhao, G.P, Somerville, R.L, Chitnis, P.R

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Solution structure of the DNA‐binding domain of the TyrR protein of Haemophilus influenzae von Wang, Yunjun, Zhao, Shimin, Somerville, Ronald L., Jardetzky, Oleg

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Structural analysis of the ileR locus of Escherichia coli K12 von Weiss, D L, Johnson, D I, Weith, H L, Somerville, R L

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