ColE1 hybrid plasmids for Escherichia coli genes of glycolysis and the hexose monophosphate shunt
Author(s) -
Jennifer A. Thomson,
P D Gerstenberger,
Daniel E. Goldberg,
E Gociar,
A Orozco de Silva,
D G Fraenkel
Publication year - 1979
Publication title -
journal of bacteriology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.652
H-Index - 246
eISSN - 1067-8832
pISSN - 0021-9193
DOI - 10.1128/jb.137.1.502-506.1979
Subject(s) - biology , glucose 6 phosphate isomerase , aldolase a , biochemistry , plasmid , escherichia coli , complementation , phosphoglycerate kinase , phosphofructokinase , pentose phosphate pathway , microbiology and biotechnology , isomerase , triosephosphate isomerase , cole1 , dihydroxyacetone phosphate , glycolysis , gene , enzyme , phenotype
The Clarke-Carbon clone bank carrying ColE1-Escherichia coli DNA has been screened by conjugation for complementation of glycolysis and hexose monophosphate shunt mutations. Plasmids were identified for phosphofructokinase (pfkA), triose phosphate isomerase (tpi), phosphoglucose isomerase (pgi), glucose-6-phosphate dehydrogenase (zwf), gluconate-6-phosphate dehydrogenase (gnd), enolase (eno), phosphoglycerate kinase (pgk), and fructose-1,6-P2 aldolase (fda). Enzyme levels for the plasmid-carried gene ranged, for the various plasmids, from 4- to 25-fold the normal level.
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