scholarly journals Design, selection, and characterization of a split chorismate mutase

2010 ◽  
Vol 19 (5) ◽  
pp. 1000-1010 ◽  
Author(s):  
Manuel M. Müller ◽  
Hajo Kries ◽  
Eva Csuhai ◽  
Peter Kast ◽  
Donald Hilvert
Planta ◽  
1984 ◽  
Vol 162 (2) ◽  
pp. 109-116 ◽  
Author(s):  
S. K. Goers ◽  
R. A. Jensen
Keyword(s):  

2005 ◽  
Vol 71 (11) ◽  
pp. 7224-7228 ◽  
Author(s):  
Tina Lütke-Eversloh ◽  
Gregory Stephanopoulos

ABSTRACT In order to get insights into the feedback regulation by tyrosine of the Escherichia coli chorismate mutase/prephenate dehydrogenase (CM/PDH), which is encoded by the tyrA gene, feedback-inhibition-resistant (fbr) mutants were generated by error-prone PCR. The tyrA fbr mutants were selected by virtue of their resistance toward m-fluoro-d,l-tyrosine, and seven representatives were characterized on the biochemical as well as on the molecular level. The PDH activities of the purified His6-tagged TyrA proteins exhibited up to 35% of the enzyme activity of TyrAWT, but tyrosine did not inhibit the mutant PDH activities. On the other hand, CM activities of the TyrAfbr mutants were similar to those of the TyrAWT protein. Analyses of the DNA sequences of the tyrA genes revealed that tyrA fbr contained amino acid substitutions either at Tyr263 or at residues 354 to 357, indicating that these two sites are involved in the feedback inhibition by tyrosine.


2009 ◽  
Vol 131 (4) ◽  
pp. 1436-1451 ◽  
Author(s):  
Cristina Rodríguez-Rodríguez ◽  
Natalia Sánchez de Groot ◽  
Albert Rimola ◽  
Ángel Álvarez-Larena ◽  
Vega Lloveras ◽  
...  

2016 ◽  
Vol 42 (1) ◽  
pp. 1482-1491 ◽  
Author(s):  
Francesco Baino ◽  
Martyn Marshall ◽  
Nicholas Kirk ◽  
Chiara Vitale-Brovarone

FEBS Journal ◽  
2004 ◽  
Vol 272 (2) ◽  
pp. 375-389 ◽  
Author(s):  
Severin Sasso ◽  
Chandra Ramakrishnan ◽  
Marianne Gamper ◽  
Donald Hilvert ◽  
Peter Kast

2002 ◽  
Vol 4 (1) ◽  
pp. 43-50 ◽  
Author(s):  
John T. Jones ◽  
Cleber Furlanetto ◽  
Erin Bakker ◽  
Bryony Banks ◽  
Vivian Blok ◽  
...  

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